CVE-2024-29943
CRITICALCVSS 9.8/10EPSS 22.93%
Last modified
CVE-2024-29943 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 22.93% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 124.0.1 |
References
- http://www.openwall.com/lists/oss-security/2024/03/23/1Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1886849Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-15/Vendor Advisory
- http://www.openwall.com/lists/oss-security/2024/03/23/1Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1886849Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2024-15/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2024-29943?
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.
How severe is CVE-2024-29943?
CVE-2024-29943 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 22.93% probability of exploitation in the next 30 days.
How do I fix CVE-2024-29943?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2024-29943?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST