CVE-2018-1000671 Information

Description

sympa version 6.2.16 and later contains a CWE-601: URL Redirection to Untrusted Site (‘Open Redirect’) vulnerability in The \referer\ parameter of the wwsympa.fcgi login action. that can result in Open redirection and reflected XSS via data URIs. This attack appear to be exploitable via Victim’s browser must follow a URL supplied by the attacker. This vulnerability appears to have been fixed in none available.

CVSS Vector

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

Reference

https://github.com/sympa-community/sympa/issues/268 https://lists.debian.org/debian-lts-announce/2018/09/msg00023.html https://lists.debian.org/debian-lts-announce/2020/11/msg00015.html https://usn.ubuntu.com/4442-1/

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