Buffer overflow in Vim

CVE-2023-5344

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1969.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.7th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-5344: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-5344?
CVE-2023-5344 is a high-severity vulnerability in Vim, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2023-10-02.
How severe is CVE-2023-5344?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-5344 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.