CVE-2019-11752 Information

Description

It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox 69 Thunderbird 68.1 Thunderbird 60.9 Firefox ESR 60.9 and Firefox ESR 68.1.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html https://bugzilla.mozilla.org/show_bug.cgi?id=1501152 https://security.gentoo.org/glsa/201911-07 https://usn.ubuntu.com/4150-1/ https://www.mozilla.org/security/advisories/mfsa2019-25/ https://www.mozilla.org/security/advisories/mfsa2019-26/ https://www.mozilla.org/security/advisories/mfsa2019-27/ https://www.mozilla.org/security/advisories/mfsa2019-29/ https://www.mozilla.org/security/advisories/mfsa2019-30/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8