#VU26981 Path traversal in Unified Communications Manager (CallManager) and Cisco Unified Communications Manager Session Management Edition - CVE-2020-3177

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Main Vulnerability Database Vulnerabilities #VU26981

#VU26981 Path traversal in Unified Communications Manager (CallManager) and Cisco Unified Communications Manager Session Management Edition - CVE-2020-3177

Published: April 16, 2020


Vulnerability identifier: #VU26981
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-3177
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Unified Communications Manager (CallManager)
Cisco Unified Communications Manager Session Management Edition
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the Tool for Auto-Registered Phones Support (TAPS). A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.

External links