CVE-2019-9795 Information

Description

A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird 60.6 Firefox ESR 60.6 and Firefox 66.

CVSS Vector

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

Reference

https://access.redhat.com/errata/RHSA-2019:0966 https://access.redhat.com/errata/RHSA-2019:1144 https://bugzilla.mozilla.org/show_bug.cgi?id=1514682 https://www.mozilla.org/security/advisories/mfsa2019-07/ https://www.mozilla.org/security/advisories/mfsa2019-08/ https://www.mozilla.org/security/advisories/mfsa2019-11/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8