Buffer overflow in Vim
CVE-2021-3968
vim is vulnerable to Heap-based Buffer Overflow
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (82.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.002
Affected products
- Vim
- Vim Vim/vim — versions unspecified
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
References
- huntr.dev/bounties/00d62924-a7b4-4a61-ba29-acab2eaa1528 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/vim/vim/commit/a062006b9de0b2947ab5fb376c6e67ef92a8cd69 (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.openwall.com/lists/oss-security/2022/01/15/1 (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202208-32 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3968?
- CVE-2021-3968 is a high-severity vulnerability in Vim, classified under Heap-based Buffer Overflow. CVSS score: 8.0/10. Published 2021-11-19.
- How severe is CVE-2021-3968?
- High severity. CVSS v3 base score is 8.0 out of 10.