CVE-2018-5187

HIGH

Description

Memory safety bugs present in Firefox 60 and Firefox ESR 60. 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 Thunderbird < 60, Firefox ESR < 60.1, and Firefox < 61.

References

http://www.securityfocus.com/bid/104556

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1461324%2C1414829%2C1395246%2C1467938%2C1461619%2C1425930%2C1438556%2C1454285%2C1459568%2C1463884

https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html

https://security.gentoo.org/glsa/201810-01

https://security.gentoo.org/glsa/201811-13

https://usn.ubuntu.com/3705-1/

https://www.debian.org/security/2018/dsa-4295

https://www.mozilla.org/security/advisories/mfsa2018-15/

https://www.mozilla.org/security/advisories/mfsa2018-16/

https://www.mozilla.org/security/advisories/mfsa2018-19/

Details

Source: MITRE

Published: 2018-10-18

Modified: 2018-12-06

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3.0

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL