CVE-2019-17011

MEDIUM

Description

Under certain conditions, when retrieving a document from a DocShell in the antitracking code, a race condition could cause a use-after-free condition and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00001.html

https://bugzilla.mozilla.org/show_bug.cgi?id=1591334

https://usn.ubuntu.com/4241-1/

https://www.mozilla.org/security/advisories/mfsa2019-36/

https://www.mozilla.org/security/advisories/mfsa2019-37/

https://www.mozilla.org/security/advisories/mfsa2019-38/

Details

Source: MITRE

Published: 2020-01-08

Updated: 2020-01-16

Type: CWE-416

Risk Information

CVSS v2.0

Base Score: 5.1

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

Impact Score: 6.4

Exploitability Score: 4.9

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.6

Severity: HIGH