Buffer overflow in Vim
CVE-2021-3872
vim is vulnerable to Heap-based Buffer Overflow
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (73.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Vim
- Vim Vim/vim — versions unspecified
- Debian Linux — versions 9.0
- Fedoraproject Fedora — versions 33, 35
Weakness classification (CWE)
Public proof-of-concept exploits
References
- huntr.dev/bounties/c958013b-1c09-4939-92ca-92f50aa169e8 (Exploit, Patch, Third Party Advisory)
- github.com/vim/vim/commit/826bfe4bbd7594188e3d74d2539d9707b1c6a14b (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)
- lists.debian.org/debian-lts-announce/2022/03/msg00018.html (mailing-list, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202208-32 (vendor-advisory, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2021-3872?
- CVE-2021-3872 is a high-severity vulnerability in Vim, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-10-19.
- How severe is CVE-2021-3872?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-3872 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.