CRITICAL 9.8 Microsoft PoC

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.

Microsoft Security Update 2024-Mar: 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.

Affected Products

azl3 mozjs 102.15.1-1 on Azure Linux 3.0

References

Published: 2024-03-12 · Source: Microsoft · Feed updated: 2026-08-11

This critical severity vulnerability with a CVSS score of 9.8 was published on 2024-03-12 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 22.9% (top 2% of all CVEs by exploitation probability). Affected: azl3 mozjs 102.15.1-1 on Azure Linux 3.0.

Risk Timeline

CVE Disclosed2024-03-12 · 881 days ago

Public PoC Exploit AvailableWeaponised proof-of-concept code is publicly accessible

Remediation Resources

Official Advisory

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-29943

NVD / MITRE

nvd.nist.gov/vuln/detail/CVE-2024-29943

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