Vulnerability · Published Dec 2, 2022 · Assigned by @huntrdev

CVE-2022-3520Heap-based Buffer Overflow in vim/vim

High 7.8

In plain English

A high-severity heap buffer overflow in vim/vim from vim. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.0)7.8High
Exploit odds (30 days)1.1%top 35.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0765.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12vim2:9.0.0813-1DEBIAN-CVE-2022-3520
Debian:13vim2:9.0.0813-1DEBIAN-CVE-2022-3520
Debian:14vim2:9.0.0813-1DEBIAN-CVE-2022-3520
Ubuntu:22.04:LTSvim2:8.2.3995-1ubuntu2.12USN-6420-1
Ubuntu:22.04:LTSvim2:8.2.3995-1ubuntu2.12UBUNTU-CVE-2022-3520

Affected products (as reported)

VendorProductVersions
vim vim/vim unspecified – before 9.0.0765

Weakness: CWE-122 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References