CVE-2017-16921 Information

Description

In OTRS 6.0.x up to and including 6.0.1 OTRS 5.0.x up to and including 5.0.24 and OTRS 4.0.x up to and including 4.0.26 an attacker who is logged into OTRS as an agent can manipulate form parameters (related to PGP) and execute arbitrary shell commands with the permissions of the OTRS or web server user.

CVSS Vector

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

Reference

https://lists.debian.org/debian-lts-announce/2017/12/msg00015.html https://www.debian.org/security/2017/dsa-4066 https://www.exploit-db.com/exploits/43853/ https://www.otrs.com/security-advisory-2017-09-security-update-otrs-framework/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8