Use After Free in Mozilla Firefox

CVE-2014-1486

Use-after-free vulnerability in the imgRequestProxy function in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, and SeaMonkey before 2.24 allows remote attackers to execute arbitrary code via vectors inv…

Vulnerability class: Use-After-Free

EPSS: 0.108 (93.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • USN-2119-1 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
  • security@mozilla.org (x_refsource_CONFIRM, Broken Link)
  • 1029721 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_SECTRACK)
  • security@mozilla.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
  • openSUSE-SU-2014:0212 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
  • 1029717 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_SECTRACK)
  • security@mozilla.org (x_refsource_CONFIRM, URL Repurposed, Broken Link)
  • RHSA-2014:0132 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • 56922 (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • 56787 (x_refsource_SECUNIA, Broken Link, third-party-advisory)

Frequently asked questions

What is CVE-2014-1486?
CVE-2014-1486 is a critical-severity vulnerability in Mozilla Firefox, classified under Use After Free. CVSS score: 9.8/10. Published 2014-02-06.
How severe is CVE-2014-1486?
Critical severity. CVSS v3 base score is 9.8 out of 10.