CVE-2021-45967 Information

Description

An issue was discovered in Pascom Cloud Phone System before 7.20.x. A configuration error between NGINX and a backend Tomcat server leads to a path traversal in the Tomcat server exposing unintended endpoints.

CVSS Vector

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

Reference

https://kerbit.io/research/read/blog/4 https://www.pascom.net/doc/en/release-notes/ https://tutorialboy24.blogspot.com/2022/03/the-story-of-3-bugs-that-lead-to.html https://www.pascom.net/doc/en/release-notes/pascom19/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8