Vulnerability · Published Jan 31, 2023 · Assigned by canonical

CVE-2023-0341Stack Buffer Overflow in editorconfig-core-c

High 7.8

In plain English

A high-severity stack buffer overflow in EditorConfig C Core from EditorConfig. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)1.0%top 38.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Public PoC

Official description

A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an attacker to arbitrarily write to the stack and possibly allows remote code execution. editorconfig-core-c v0.12.6 resolved this vulnerability by bound checking all write operations over the p_pcre buffer.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12editorconfig-core0.12.6-0.1DEBIAN-CVE-2023-0341
Debian:13editorconfig-core0.12.6-0.1DEBIAN-CVE-2023-0341
Debian:14editorconfig-core0.12.6-0.1DEBIAN-CVE-2023-0341

Affected products (as reported)

VendorProductVersions
EditorConfig EditorConfig C Core 0 – before v0.12.6

Weakness: CWE-121 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References