#VU60789 Out-of-bounds read in Vim - CVE-2021-4193
Published: February 22, 2022
Vulnerability identifier: #VU60789
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-4193
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Vim
Vim
Software vendor:
Vim.org
Vim.org
Description
The vulnerability allows a remote attacker to crash the application.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and crash the application.
Remediation
Install updates from vendor's website.
External links
- https://github.com/vim/vim/commit/94f3192b03ed27474db80b4d3a409e107140738b
- https://huntr.dev/bounties/92c1940d-8154-473f-84ce-0de43b0c2eb0
- http://www.openwall.com/lists/oss-security/2022/01/15/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/