CVE-2018-5168 Information

Description

Sites can bypass security checks on permissions to install lightweight themes by manipulating the \baseURI\ property of the theme element. This could allow a malicious site to install a theme without user interaction which could contain offensive or embarrassing images. This vulnerability affects Thunderbird 52.8 Thunderbird ESR 52.8 Firefox 60 and Firefox ESR 52.8.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/104136 http://www.securitytracker.com/id/1040896 https://access.redhat.com/errata/RHSA-2018:1414 https://access.redhat.com/errata/RHSA-2018:1415 https://access.redhat.com/errata/RHSA-2018:1725 https://access.redhat.com/errata/RHSA-2018:1726 https://bugzilla.mozilla.org/show_bug.cgi?id=1449548 https://lists.debian.org/debian-lts-announce/2018/05/msg00007.html https://lists.debian.org/debian-lts-announce/2018/05/msg00013.html https://security.gentoo.org/glsa/201810-01 https://security.gentoo.org/glsa/201811-13 https://usn.ubuntu.com/3645-1/ https://usn.ubuntu.com/3660-1/ https://www.debian.org/security/2018/dsa-4199 https://www.debian.org/security/2018/dsa-4209 https://www.mozilla.org/security/advisories/mfsa2018-11/ https://www.mozilla.org/security/advisories/mfsa2018-12/ https://www.mozilla.org/security/advisories/mfsa2018-13/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

NONE

Base Severity

5.3