7.8
HIGH
CVE-2021-4187
Vim Text Editor Out-Of-Bounds Write Arbitrary Write
Description

vim is vulnerable to Use After Free

INFO

Published Date :

Dec. 29, 2021, 5:15 p.m.

Last Modified :

Nov. 7, 2023, 3:40 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Public PoC/Exploit Available at Github

CVE-2021-4187 has a 1 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-2021-4187 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 Apple macos
2 Apple mac_os_x
1 Fedoraproject fedora
1 Vim vim
: Total Affected Vendor : 3 | Products : 4
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-2021-4187.

URL Resource
http://seclists.org/fulldisclosure/2022/Jul/14 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1 Mailing List Third Party Advisory
https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441 Patch Third Party Advisory
https://huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2e Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
https://security.gentoo.org/glsa/202208-32 Third Party Advisory
https://support.apple.com/kb/HT213183 Release Notes Third Party Advisory
https://support.apple.com/kb/HT213256 Third Party Advisory
https://support.apple.com/kb/HT213343 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).

Profile Photo
MaineK00n/vuls2

None

Makefile Go

Updated: 2 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : July 10, 2022, 7:28 p.m. This repo has been linked 30 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-2021-4187 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-4187 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 huntr.dev https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/ [No types assigned]
    Added Reference huntr.dev https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/ [No types assigned]
    Removed Reference huntr.dev https://lists.fedoraproject.org/archives/list/[email protected]/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
    Removed Reference huntr.dev https://lists.fedoraproject.org/archives/list/[email protected]/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
  • 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:*:*:*:*:*:*
  • 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:*:*:*:*:*:*:* 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_2022-003:*:*:*:*:*:* OR *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
  • Modified Analysis by [email protected]

    Aug. 26, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.gentoo.org/glsa/202208-32 No Types Assigned https://security.gentoo.org/glsa/202208-32 Third Party Advisory
  • CVE Modified by [email protected]

    Aug. 21, 2022

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202208-32 [No Types Assigned]
  • Modified Analysis by [email protected]

    Aug. 09, 2022

    Action Type Old Value New Value
    Changed Reference Type http://seclists.org/fulldisclosure/2022/Jul/14 No Types Assigned http://seclists.org/fulldisclosure/2022/Jul/14 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 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/HT213343 No Types Assigned https://support.apple.com/kb/HT213343 Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 12.3 OR *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:10.15.7:security_update_2022-004:*:*:*:*:*:* *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 11.0 up to (excluding) 11.6.6 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 12.3
  • CVE Modified by [email protected]

    Jul. 22, 2022

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2022/Jul/14 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 20, 2022

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT213343 [No Types Assigned]
  • CVE Modified by [email protected]

    May. 17, 2022

    Action Type Old Value New Value
    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/HT213256 [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 29, 2022

    Action Type Old Value New Value
    Changed Reference Type http://seclists.org/fulldisclosure/2022/Mar/29 No Types Assigned http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List, Third Party Advisory
    Changed Reference Type https://support.apple.com/kb/HT213183 No Types Assigned https://support.apple.com/kb/HT213183 Release Notes, Third Party Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (excluding) 12.3
  • CVE Modified by [email protected]

    Mar. 15, 2022

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2022/Mar/29 [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 14, 2022

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT213183 [No Types Assigned]
  • Modified Analysis by [email protected]

    Feb. 05, 2022

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/01/15/1 No Types Assigned http://www.openwall.com/lists/oss-security/2022/01/15/1 Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/ Mailing List, 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:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 24, 2022

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 15, 2022

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/01/15/1 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 11, 2022

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441 No Types Assigned https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441 Patch, Third Party Advisory
    Changed Reference Type https://huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2e No Types Assigned https://huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2e Exploit, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/ Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:* versions up to (including) 8.2.3912
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 10, 2022

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/ [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-2021-4187 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-2021-4187 weaknesses.

Exploit Prediction

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

0.12 }} 0.01%

score

0.46188

percentile

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