CVE-2019-11706

high

Description

A flaw in Thunderbird's implementation of iCal causes a type confusion in icaltimezone_get_vtimezone_properties when processing certain email messages, resulting in a crash. This vulnerability affects Thunderbird < 60.7.1.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1555646

https://security.gentoo.org/glsa/201908-20

https://www.mozilla.org/security/advisories/mfsa2019-17/

Details

Source: MITRE

Published: 2019-07-23

Updated: 2020-08-24

Type: CWE-843

Risk Information

CVSS v2

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

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