Buffer overflow in Mozilla Firefox

CVE-2014-1514

vmtypedarrayobject.cpp in Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 does not validate the length of the destination array before a copy operation, which allows remote atta…

Vulnerability class: Buffer Overflow

EPSS: 0.042 (88.9th 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

  • RHSA-2014:0310 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • DSA-2911 (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • GLSA-201504-01 (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • SUSE-SU-2014:0418 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
  • security@mozilla.org (x_refsource_CONFIRM, Third Party Advisory)
  • USN-2151-1 (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
  • security@mozilla.org (x_refsource_CONFIRM, Vendor Advisory)
  • DSA-2881 (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • security@mozilla.org (x_refsource_CONFIRM, Exploit, Issue Tracking, Vendor Advisory)
  • 66240 (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2014-1514?
CVE-2014-1514 is a critical-severity vulnerability in Mozilla Firefox, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2014-03-19.
How severe is CVE-2014-1514?
Critical severity. CVSS v3 base score is 9.8 out of 10.