CVE-2020-3177

HIGH

Cisco Unified Communications Manager - Unauthenticated Path Traversal via TAPS Interface

Title source: llm
STIX 2.1

Description

A vulnerability in the Tool for Auto-Registered Phones Support (TAPS) of Cisco Unified Communications Manager (UCM) and Cisco Unified Communications Manager Session Management Edition (SME) could allow an unauthenticated, remote attacker to conduct directory traversal attacks on an affected device. The vulnerability is due to insufficient validation of user-supplied input to the TAPS interface of the affected device. An attacker could exploit this vulnerability by sending a crafted request to the TAPS interface. A successful exploit could allow the attacker to read arbitrary files in the system.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0095
EPSS Percentile 76.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (5)
cisco/unified_communications_manager 10.5\(2.10000.5\)
cisco/unified_communications_manager 11.5\(1.10000.6\)
cisco/unified_communications_manager 12.0\(1.10000.10\)
cisco/unified_communications_manager 12.5\(1.10000.22\)
cisco/unified_contact_center_express 12.0\(1\)
Published Apr 15, 2020
Tracked Since Feb 18, 2026