#VU57111 Absolute Path Traversal in Cisco Systems, Inc products - CVE-2021-34711 

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Main Vulnerability Database Vulnerabilities #VU57111

#VU57111 Absolute Path Traversal in Cisco Systems, Inc products - CVE-2021-34711

Published: October 7, 2021


Vulnerability identifier: #VU57111
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-34711
CWE-ID: CWE-36
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Cisco IP Conference Phone 7832
Cisco IP Conference Phone 8832
Cisco IP Phone 8800 Series
Cisco Wireless IP Phone 8821
IP Phone 7800 Series
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A local user can provide a specially crafted input to a debug shell command and read arbitrary files on the system.


Remediation

Install update from vendor's website.

External links