Back
CVE-2023-5344Heap-based Buffer Overflow in vim/vim
- 4.0MediumCVSS base score
- 1.3%Exploitation in 30 daysEPSS · top 30% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1969.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By @huntrdev
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| @huntrdevCNA (assigner) | 3.0 | Medium4.0 | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.3% · top 30% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Affected products
References
References12
- https://huntr.dev/bounties/530cb762-899e-48d7-b50e-dad09eb775bf (opens in a new tab)x_transferred
- https://github.com/vim/vim/commit/3bd7fa12e146c6051490d048a4acbfba974eeb04 (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/4W665GQBN6S6ZDMYWVF4X7KMFI7AQKJL/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZOXBUJLJ5VSPN3YXWN7XZA4JDYKNE7GZ/ (opens in a new tab)x_transferred
- https://lists.fedoraproject.org/archives/list/[email protected]/message/XPT7NMYJRLBPIALGSE24UWTY6F774GZW/ (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT214038 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT214036 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT214037 (opens in a new tab)x_transferred
- http://seclists.org/fulldisclosure/2023/Dec/9 (opens in a new tab)x_transferred
- http://seclists.org/fulldisclosure/2023/Dec/10 (opens in a new tab)x_transferred
- http://seclists.org/fulldisclosure/2023/Dec/11 (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2025/03/msg00023.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-57661 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-5344)Record last updated .