What is CVE-2024-0744?

CVE-2024-0744 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2024-01-23.

How severe is CVE-2024-0744?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2024-0744 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Mozilla Firefox

CVE-2024-0744

In some circumstances, JIT compiled code could have dereferenced a wild pointer value. This could have led to an exploitable crash. This vulnerability affects Firefox < 122.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (45.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mozilla Firefox — versions unspecified

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

security@mozilla.org (Permissions Required)
security@mozilla.org (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2024-0744?: CVE-2024-0744 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2024-01-23.
How severe is CVE-2024-0744?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-0744 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.