CVE-2018-5160

MEDIUM

Description

WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash. This vulnerability affects Firefox < 60.

References

http://www.securityfocus.com/bid/104139

http://www.securitytracker.com/id/1040896

https://bugzilla.mozilla.org/show_bug.cgi?id=1436117

https://usn.ubuntu.com/3645-1/

https://www.mozilla.org/security/advisories/mfsa2018-11/

Details

Source: MITRE

Published: 2018-06-11

Updated: 2018-08-03

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH