CVE-2021-4192

moderate-risk
Published 2021-12-31

vim is vulnerable to Use After Free

Do I need to act?

-
0.55% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (19)

Vim

Affected Vendors

Debian Apple Fedoraproject Vim

References (26)

Mailing List http://seclists.org/fulldisclosure/2022/Jul/14
Mailing List http://seclists.org/fulldisclosure/2022/Mar/29
Mailing List http://seclists.org/fulldisclosure/2022/May/35
Mailing List http://www.openwall.com/lists/oss-security/2022/01/15/1
Patch https://github.com/vim/vim/commit/4c13e5e6763c6eb36a343a2b8235ea227202e952
Exploit https://huntr.dev/bounties/6dd9cb2e-a940-4093-856e-59b502429f22
Mailing List https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html
Mailing List https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/202208-32
Release Notes https://support.apple.com/kb/HT213183
Third Party Advisory https://support.apple.com/kb/HT213256
Third Party Advisory https://support.apple.com/kb/HT213343
Mailing List http://seclists.org/fulldisclosure/2022/Jul/14
Mailing List http://seclists.org/fulldisclosure/2022/Mar/29
Mailing List http://seclists.org/fulldisclosure/2022/May/35
Mailing List http://www.openwall.com/lists/oss-security/2022/01/15/1
Patch https://github.com/vim/vim/commit/4c13e5e6763c6eb36a343a2b8235ea227202e952
Exploit https://huntr.dev/bounties/6dd9cb2e-a940-4093-856e-59b502429f22
Mailing List https://lists.debian.org/debian-lts-announce/2022/03/msg00018.html
and 6 more references
45
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 2/34 · Minimal
Exposure 19/34 · Moderate