CVE-2022-1620
HIGH severity · CVSS 7.5 · CWE-476
7.5CVSS HIGH
Summary
NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in GitHub repository vim/vim prior to 8.2.4901. NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 allows attackers to cause a denial of service (application crash) via a crafted input.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/vim/vim/commit/8e4b76da1d7e987d43ca960dfbc372d1c617466f ↗
Additional information
- NVD record
- https://github.com/vim/vim/commit/8e4b76da1d7e987d43ca960dfbc372d1c617466fPatch
- http://seclists.org/fulldisclosure/2022/Oct/28
- http://seclists.org/fulldisclosure/2022/Oct/41Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6BY5P7ERZS7KXSBCGFCOXLMLGWUUJIH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUN33257RUM4RS2I4GZETKFSAXPETATG/
- https://security.gentoo.org/glsa/202208-32Advisory
- https://huntr.dev/bounties/7a4c59f3-fcc0-4496-995d-5ca6acd2da51Advisory