CVE-2024-29943

critical

Description

An attacker was able to perform an out-of-bounds read or write on a JavaScript object by fooling range-based bounds check elimination. This vulnerability affects Firefox < 124.0.1.

References

http://www.openwall.com/lists/oss-security/2024/03/23/1

https://securityaffairs.com/169590/security/mozilla-firefox-actively-exploited-flaw.html

https://www.bleepingcomputer.com/news/security/mozilla-fixes-firefox-zero-day-actively-exploited-in-attacks/

https://www.bleepingcomputer.com/news/security/mozilla-fixes-two-firefox-zero-day-bugs-exploited-at-pwn2own/

https://github.com/SneakyNachos/CVE-2026-2766-but-with-wasm

https://github.com/SneakyNachos/CVE-2026-2764-but-with-wasm

https://github.com/SneakyNachos/CVE-2024-29943-but-with-wasm

https://github.com/lutfizp/cveRnD

https://github.com/AndrewAltimit/exploits

https://github.com/seadragnol/CVE-2024-29943

https://github.com/bjrjk/CVE-2024-29943

https://www.mozilla.org/security/advisories/mfsa2024-15/

https://bugzilla.mozilla.org/show_bug.cgi?id=1886849

Details

Source: Mitre, NVD

Published: 2024-03-22

Updated: 2025-04-01

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.22935

Detections

Analytics