CVE-2021-30641
Apache HTTP Server Unvalidated Input Handling Vulnerability
Description
Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'
INFO
Published Date :
June 10, 2021, 7:15 a.m.
Last Modified :
Nov. 7, 2023, 3:33 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-30641 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-2021-30641
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.
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-2021-30641.
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
Batchfile Python
Walkthrough and Writeups for the HackTheBox Penetration Lab Testing Environment
None
Python Batchfile
None
Automatic monitor github cve using Github Actions
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-30641 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-30641 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.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10%40%3Cannounce.httpd.apache.org%3E [No types assigned] Added Reference Apache Software Foundation https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E [No types assigned] Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ [No types assigned] Added Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ [No types assigned] Removed Reference Apache Software Foundation https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E Removed Reference Apache Software Foundation https://lists.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10@%3Cannounce.httpd.apache.org%3E Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ Removed Reference Apache Software Foundation https://lists.fedoraproject.org/archives/list/[email protected]/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ -
Modified Analysis by [email protected]
Dec. 02, 2021
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ Mailing List Changed Reference Type https://www.oracle.com/security-alerts/cpuoct2021.html No Types Assigned https://www.oracle.com/security-alerts/cpuoct2021.html Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:* *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:*:*:*:*:*:*:* *cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 20, 2021
Action Type Old Value New Value Added Reference https://www.oracle.com/security-alerts/cpuoct2021.html [No Types Assigned] -
CVE Modified by [email protected]
Sep. 25, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 21, 2021
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/202107-38 No Types Assigned https://security.gentoo.org/glsa/202107-38 Third Party Advisory Changed Reference Type https://security.netapp.com/advisory/ntap-20210702-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20210702-0001/ Third Party Advisory Changed Reference Type https://www.debian.org/security/2021/dsa-4937 No Types Assigned https://www.debian.org/security/2021/dsa-4937 Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Sep. 20, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ [No Types Assigned] -
CVE Modified by [email protected]
Jul. 17, 2021
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/202107-38 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 09, 2021
Action Type Old Value New Value Added Reference https://www.debian.org/security/2021/dsa-4937 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 09, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html [No Types Assigned] -
CVE Modified by [email protected]
Jul. 02, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210702-0001/ [No Types Assigned] -
Initial Analysis by [email protected]
Jun. 21, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N 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/2021/06/10/8 No Types Assigned http://www.openwall.com/lists/oss-security/2021/06/10/8 Mailing List, Third Party Advisory Changed Reference Type https://lists.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10@%3Cannounce.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10@%3Cannounce.httpd.apache.org%3E Mailing List, Vendor Advisory Changed Reference Type https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E Mailing List, Vendor Advisory Changed Reference Type https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E No Types Assigned https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E Mailing List, Release Notes, Vendor Advisory Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:* versions from (including) 2.4.39 up to (including) 2.4.46 -
CVE Modified by [email protected]
Jun. 10, 2021
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/8 [No Types Assigned] -
CVE Modified by [email protected]
Jun. 10, 2021
Action Type Old Value New Value Added Reference https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd@%3Cdev.httpd.apache.org%3E [No Types Assigned] Added Reference https://lists.apache.org/thread.html/r2b4773944d83d2799de9fbaeee7fe0f3fd72669467787e02f434cb10@%3Cannounce.httpd.apache.org%3E [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-30641 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-2021-30641
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.34 }} 0.10%
score
0.71639
percentile