CVE-2021-4166 : vim is vulnerable to Out-of-bounds Read

vim is vulnerable to Out-of-bounds Read

Published 2021-12-25 19:15:07

Updated 2022-11-02 13:18:36

Source huntr.dev

View at NVD, CVE.org

Products affected by CVE-2021-4166

Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux » Version: 8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2020-001
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-001
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-002
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-003
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-004
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-005
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-006
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-007
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2021-008
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2022-001
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2022-002
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.15.7 Update Security Update 2022-003
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
Matching versions
Apple » Macos
Versions before (<) 12.3
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Matching versions
Apple » Macos
Versions from including (>=) 11.0 and before (<) 11.6.6
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Matching versions
Apple » Macos » Version: 10.15.7 Update Security Update 2022-004
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:*
Matching versions
Suse » Linux Enterprise » Version: 12.0
cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*
Matching versions
Suse » Linux Enterprise » Version: 15.0
cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 35
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Matching versions
Opensuse » Factory » Version: N/A
cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:*
Matching versions
VIM » VIM
Versions before (<) 8.2.3884
cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-4166

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 40 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-4166

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.8	MEDIUM	AV:N/AC:M/Au:N/C:P/I:N/A:P	8.6	4.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: Partial
7.1	HIGH	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H	1.8	5.2	huntr.dev
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: None Availability: High
7.1	HIGH	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H	1.8	5.2	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: None Availability: High

CWE ids for CVE-2021-4166

CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.
Assigned by:
- nvd@nist.gov (Secondary)
- security@huntr.dev (Primary)

References for CVE-2021-4166

http://seclists.org/fulldisclosure/2022/Jul/14

Full Disclosure: APPLE-SA-2022-07-20-4 Security Update 2022-005 Catalina
Mailing List;Third Party Advisory

CVEs referencing this url
https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682

patch 8.2.3884: crash when clearing the argument list while using it · vim/vim@6f98371 · GitHub
Patch;Third Party Advisory
https://security.gentoo.org/glsa/202208-32

Vim, gVim: Multiple Vulnerabilities (GLSA 202208-32) — Gentoo security
Third Party Advisory

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2022/01/15/1

oss-security - Re: 3 new CVE's in vim
Mailing List;Third Party Advisory

CVEs referencing this url
https://support.apple.com/kb/HT213183

About the security content of macOS Monterey 12.3 - Apple Support
Release Notes;Third Party Advisory

CVEs referencing this url
https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035

Out-of-bounds Read vulnerability found in vim
Exploit;Issue Tracking;Patch;Third Party Advisory
https://support.apple.com/kb/HT213343

About the security content of Security Update 2022-005 Catalina - Apple Support
Third Party Advisory

CVEs referencing this url
http://seclists.org/fulldisclosure/2022/Mar/29

Full Disclosure: APPLE-SA-2022-03-14-4 macOS Monterey 12.3
Mailing List;Third Party Advisory

CVEs referencing this url
https://support.apple.com/kb/HT213256

About the security content of macOS Big Sur 11.6.6 - Apple Support
Third Party Advisory

CVEs referencing this url
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/

[SECURITY] Fedora 34 Update: vim-8.2.4068-1.fc34 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory

CVEs referencing this url
http://seclists.org/fulldisclosure/2022/May/35

Full Disclosure: APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6
Mailing List;Third Party Advisory

CVEs referencing this url
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/

[SECURITY] Fedora 35 Update: vim-8.2.4006-1.fc35 - package-announce - Fedora Mailing-Lists
Mailing List;Third Party Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2021-4166

Products affected by CVE-2021-4166

Exploit prediction scoring system (EPSS) score for CVE-2021-4166

CVSS scores for CVE-2021-4166

CWE ids for CVE-2021-4166

References for CVE-2021-4166