CVE-2020-15562 Information

Description

An issue was discovered in Roundcube Webmail before 1.2.11 1.3.x before 1.3.14 and 1.4.x before 1.4.7. It allows XSS via a crafted HTML e-mail message as demonstrated by a JavaScript payload in the xmlns (aka XML namespace) attribute of a HEAD element when an SVG element exists.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html https://github.com/roundcube/roundcubemail/commit/3e8832d029b035e3fcfb4c75839567a9580b4f82 https://github.com/roundcube/roundcubemail/releases/tag/1.2.11 https://github.com/roundcube/roundcubemail/releases/tag/1.3.14 https://github.com/roundcube/roundcubemail/releases/tag/1.4.7 https://www.debian.org/security/2020/dsa-4720

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1