CVE-2024-29943
9.8
CRITICAL · CVSS 3.1 · EPSS 22.9% (pctl 98)
Patch early
EPSS 22.9% — above the 10% action threshold.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 22.94% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-125 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2024-03-22 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| mozilla | firefox |
References
- http://www.openwall.com/lists/oss-security/2024/03/23/1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1886849
- https://www.mozilla.org/security/advisories/mfsa2024-15/
- http://www.openwall.com/lists/oss-security/2024/03/23/1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1886849
- https://www.mozilla.org/security/advisories/mfsa2024-15/
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