8.2
HIGH
CVE-2021-44224
Apache HTTP Server Unix Domain Socket ProxySQL Injection/Null Pointer Dereference
Description

A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included).

INFO

Published Date :

Dec. 20, 2021, 12:15 p.m.

Last Modified :

Nov. 7, 2023, 3:39 a.m.

Remotely Exploitable :

Yes !

Impact Score :

4.2

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2021-44224 has a 5 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-44224 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Oracle http_server
2 Oracle communications_session_report_manager
3 Oracle communications_session_route_manager
4 Oracle communications_element_manager
5 Oracle instantis_enterprisetrack
6 Oracle communications_operations_monitor
1 Apple macos
2 Apple mac_os_x
1 Fedoraproject fedora
1 Debian debian_linux
1 Apache http_server
1 Tenable tenable.sc
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-44224.

URL Resource
http://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
http://seclists.org/fulldisclosure/2022/May/33 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/38 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/12/20/3 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/
https://security.gentoo.org/glsa/202208-20 Third Party Advisory
https://security.netapp.com/advisory/ntap-20211224-0001/ Third Party Advisory
https://support.apple.com/kb/HT213255 Third Party Advisory
https://support.apple.com/kb/HT213256 Third Party Advisory
https://support.apple.com/kb/HT213257 Third Party Advisory
https://www.debian.org/security/2022/dsa-5035 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://www.tenable.com/security/tns-2022-01 Third Party Advisory
https://www.tenable.com/security/tns-2022-03 Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : Oct. 19, 2024, 7:04 p.m. This repo has been linked 146 different CVEs too.

None

Batchfile Python

Updated: 4 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : May 1, 2024, 4:19 p.m. This repo has been linked 19 different CVEs too.

None

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : June 30, 2023, 2:41 p.m. This repo has been linked 78 different CVEs too.

Walkthrough and Writeups for the HackTheBox Penetration Lab Testing Environment

Updated: 2 years, 4 months ago
0 stars 0 fork 0 watcher
Born at : July 16, 2022, 12:34 p.m. This repo has been linked 42 different CVEs too.

None

Python Batchfile

Updated: 2 years, 7 months ago
0 stars 0 fork 0 watcher
Born at : April 19, 2022, 2:35 p.m. This repo has been linked 19 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-44224 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-44224 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ [No types assigned]
    Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ [No types assigned]
    Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ [No types assigned]
    Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ [No types assigned]
    Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/
    Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/
    Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/
    Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:*:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-005:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-003:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-008:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-007:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-006:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-004:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-003:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-002:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-001:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2020-001:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-002:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Nov. 02, 2022

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-001:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*
  • Modified Analysis by [email protected]

    Sep. 28, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.gentoo.org/glsa/202208-20 No Types Assigned https://security.gentoo.org/glsa/202208-20 Third Party Advisory
  • CVE Modified by [email protected]

    Aug. 15, 2022

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202208-20 [No Types Assigned]
  • Modified Analysis by [email protected]

    Jul. 30, 2022

    Action Type Old Value New Value
    Changed Reference Type http://seclists.org/fulldisclosure/2022/May/33 No Types Assigned http://seclists.org/fulldisclosure/2022/May/33 Mailing List, Third Party Advisory
    Changed Reference Type http://seclists.org/fulldisclosure/2022/May/35 No Types Assigned http://seclists.org/fulldisclosure/2022/May/35 Mailing List, Third Party Advisory
    Changed Reference Type http://seclists.org/fulldisclosure/2022/May/38 No Types Assigned http://seclists.org/fulldisclosure/2022/May/38 Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ Mailing List, Third Party Advisory
    Changed Reference Type https://support.apple.com/kb/HT213255 No Types Assigned https://support.apple.com/kb/HT213255 Third Party Advisory
    Changed Reference Type https://support.apple.com/kb/HT213256 No Types Assigned https://support.apple.com/kb/HT213256 Third Party Advisory
    Changed Reference Type https://support.apple.com/kb/HT213257 No Types Assigned https://support.apple.com/kb/HT213257 Third Party Advisory
    Changed Reference Type https://www.oracle.com/security-alerts/cpuapr2022.html No Types Assigned https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:* OR *cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:* versions up to (excluding) 9.0 *cpe:2.3:a:oracle:communications_operations_monitor:4.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:communications_operations_monitor:4.3:*:*:*:*:*:*:* *cpe:2.3:a:oracle:communications_operations_monitor:4.4:*:*:*:*:*:*:* *cpe:2.3:a:oracle:communications_operations_monitor:5.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:* versions up to (excluding) 9.0 *cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:* versions up to (excluding) 9.0 *cpe:2.3:a:oracle:http_server:-:*:*:*:*:*:*:* *cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 10.15.7 *cpe:2.3:o:apple:macos:10.15.7:*:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2020-001:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-001:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-002:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-003:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-004:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-005:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-006:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-007:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2021-008:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-001:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-002:*:*:*:*:*:* *cpe:2.3:o:apple:macos:10.15.7:security_update_2022-003:*:*:*:*:*:* *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 11.0 up to (excluding) 11.6.6 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 12.0.0 up to (excluding) 12.4
  • CVE Modified by [email protected]

    May. 17, 2022

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2022/May/38 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2022/May/33 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2022/May/35 [No Types Assigned]
  • CVE Modified by [email protected]

    May. 16, 2022

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT213255 [No Types Assigned]
    Added Reference https://support.apple.com/kb/HT213256 [No Types Assigned]
    Added Reference https://support.apple.com/kb/HT213257 [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 20, 2022

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpuapr2022.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Apr. 18, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Mar. 26, 2022

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 26, 2022

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/ [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 22, 2022

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/ [No Types Assigned]
  • Modified Analysis by [email protected]

    Feb. 19, 2022

    Action Type Old Value New Value
    Changed Reference Type https://www.debian.org/security/2022/dsa-5035 No Types Assigned https://www.debian.org/security/2022/dsa-5035 Third Party Advisory
    Changed Reference Type https://www.oracle.com/security-alerts/cpujan2022.html No Types Assigned https://www.oracle.com/security-alerts/cpujan2022.html Patch, Third Party Advisory
    Changed Reference Type https://www.tenable.com/security/tns-2022-01 No Types Assigned https://www.tenable.com/security/tns-2022-01 Third Party Advisory
    Changed Reference Type https://www.tenable.com/security/tns-2022-03 No Types Assigned https://www.tenable.com/security/tns-2022-03 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:* versions from (including) 5.14.0 up to (excluding) 5.20.0
    Added CPE Configuration OR *cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:* versions from (including) 5.16.0 up to (excluding) 202201.1
    Added CPE Configuration OR *cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:* *cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Feb. 07, 2022

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpujan2022.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 12, 2022

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2022-03 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 06, 2022

    Action Type Old Value New Value
    Added Reference https://www.tenable.com/security/tns-2022-01 [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 05, 2022

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2022/dsa-5035 [No Types Assigned]
  • Modified Analysis by [email protected]

    Jan. 04, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ Mailing List, Third Party Advisory
    Changed Reference Type https://security.netapp.com/advisory/ntap-20211224-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20211224-0001/ Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 24, 2021

    Action Type Old Value New Value
    Added Reference https://security.netapp.com/advisory/ntap-20211224-0001/ [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 24, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Dec. 22, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
    Changed Reference Type http://httpd.apache.org/security/vulnerabilities_24.html No Types Assigned http://httpd.apache.org/security/vulnerabilities_24.html Vendor Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/12/20/3 No Types Assigned http://www.openwall.com/lists/oss-security/2021/12/20/3 Mailing List, Third Party Advisory
    Added CWE NIST CWE-476
    Added CPE Configuration OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions from (including) 2.4.7 up to (excluding) 2.4.52
  • CVE Modified by [email protected]

    Dec. 20, 2021

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2021/12/20/3 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-44224 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-44224 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

20.48 }} -10.71%

score

0.96472

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability