CVE-2018-12390

Impact:
Critical
Public Date:
2018-10-23
CWE:
CWE-120
Bugzilla:
1642180: CVE-2018-12390 Mozilla: Memory safety bugs fixed in Firefox 63 and Firefox ESR 60.3

The MITRE CVE dictionary describes this issue as:

Mozilla developers and community members reported memory safety bugs present in Firefox 62 and Firefox ESR 60.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 63, Firefox ESR < 60.3, and Thunderbird < 60.3.

Find out more about CVE-2018-12390 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 8.8
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (thunderbird) RHSA-2018:3531 2018-11-09
Red Hat Enterprise Linux 7 (firefox) RHSA-2018:3005 2018-10-24
Red Hat Enterprise Linux 6 (firefox) RHSA-2018:3006 2018-10-24
Red Hat Enterprise Linux 7 (thunderbird) RHSA-2018:3532 2018-11-09

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Christian Holler, Bob Owen, Boris Zbarsky, Calixte Denizet, Jason Kratzer, Jed Davis, Taegeon Lee, Philipp, Ronald Crane, Raul Gurzau, Gary Kwong, Tyson Smith, Raymond Forbes, and Bogdan Tara as the original reporters.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation