#VU59959 Path traversal in Cisco Prime Infrastructure and Evolved Programmable Network (EPN) Manager - CVE-2022-20656

Vulnerability identifier: #VU59959

Vulnerability risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-20656

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Prime Infrastructure
Server applications / Remote management servers, RDP, SSH
Evolved Programmable Network (EPN) Manager
Server applications / Remote management servers, RDP, SSH

Vendor: Cisco Systems, Inc

Description

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

The vulnerability exists due to insufficient input validation of the HTTPS URL by the web-based management interface. A remote authenticated attacker can send a specially crafted HTTP request and write arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cisco Prime Infrastructure: 3.0 base - 3.9.0

Evolved Programmable Network (EPN) Manager: 5.0 - 5.1.2

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-pi-epnm-path-trav-zws324yn

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.