CVE-2018-5091

Impact:
Critical
Public Date:
2018-01-23
CWE:
CWE-416
Bugzilla:
1537814: CVE-2018-5091 Mozilla: Use-after-free with DTMF timers (MFSA 2018-03)

The MITRE CVE dictionary describes this issue as:

A use-after-free vulnerability can occur during WebRTC connections when interacting with the DTMF timers. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.6 and Firefox < 58.

Find out more about CVE-2018-5091 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

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 7 (firefox) RHSA-2018:0122 2018-01-24
Red Hat Enterprise Linux 6 (firefox) RHSA-2018:0122 2018-01-24

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 thunderbird Not affected
Red Hat Enterprise Linux 6 thunderbird Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Looben Yang as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation