CVE-2024-2961

HIGH 17 PoCs
ACT NOW Priority: 6.45 BB Relevance: 70/100
Published: 2024-04-17 Modified: 2026-11-04 First seen: 2026-11-03 Status: active

Attack Surface

Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Local
AC: Low
PR: None
UI: None
S: Unchanged
C: Low
I: Low
A: High

Description

The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable.

Weakness Classification (1)

Bug Bounty Relevance

70 / 100
✓ No authentication
✓ Low complexity
✓ No user interaction
✓ PoC available (17)
✓ High exploitation probability

CVSS Score

7.3 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

EPSS — Exploitation Probability

88.33%
Raw Score 0.883300
Percentile 99.8%
Date 2026-11-04

EPSS Trend

2026-11-04
0.88330
2026-11-03
0.88330

Intelligence Sources

mitre ref →
nvd ref →