CVE-2020-12405 Information

Description

When browsing a malicious page a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird 68.9.0 Firefox 77 and Firefox ESR 68.9.

CVSS Vector

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

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1631618 https://usn.ubuntu.com/4421-1/ https://www.mozilla.org/security/advisories/mfsa2020-20/ https://www.mozilla.org/security/advisories/mfsa2020-21/ https://www.mozilla.org/security/advisories/mfsa2020-22/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.3