CVE-2020-11465 Information

Description

An issue was discovered in Deskpro before 2019.8.0. The /api/apps/* endpoints failed to properly validate a user’s privilege allowing an attacker to control/install helpdesk applications and leak current applications’ configurations including applications used as user sources (used for authentication). This enables an attacker to forge valid authentication models that resembles any user on the system.

CVSS Vector

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

Reference

https://blog.redforce.io/attacking-helpdesks-part-1-rce-chain-on-deskpro/ https://support.deskpro.com/en/news/posts/deskpro-security-update-2019-09 https://support.deskpro.com/en/news/posts/deskpro-v2019-8-0-released-security-update

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