Path traversal in Cisco Systems, Inc products - CVE-2021-34701
Published: November 4, 2021
Vulnerability identifier: #VU57948
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34701
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Unified Communications Manager
Cisco Unified Communications Manager Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
Cisco Unity Connection
Cisco Unified Communications Manager
Cisco Unified Communications Manager Session Management Edition
Cisco Unified Communications Manager IM & Presence Service
Cisco Unity Connection
Detailed vulnerability 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 web-based management interface. A remote authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.
How to mitigate CVE-2021-34701
Install update from vendor's website.