CVE-2025-20287: evolved File Upload RCE — Fix

Description

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager (EPNM) could allow an authenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to improper validation of files that are uploaded to the web-based management interface. An attacker could exploit this vulnerability by sending a crafted file upload request to a specific API endpoint. A successful exploit could allow the attacker to upload arbitrary files to an affected system. To exploit this vulnerability, an attacker must have at least valid Config Managers credentials on the affected device.

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness Type (CWE)

CWE-434 Unrestricted Upload

Affected Products

Vendor	Product	Versions
cisco	evolved_programmable_network_manager	< 8.0.0

References

Advisories & Patches

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-epni-arb-file-upload-jjdM2P83

Frequently Asked Questions

What is CVE-2025-20287? +

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager (EPNM) could allow an authenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to improper validation of files that are uploaded to the web-based management interface. An attacker could exploit this vulnerability by sending a crafted file upload request to a specific API endpoint. A successful exploit could allow the attacker to upload arbitrary files to an affected system. To exploit this vulnerability, an attacker must have at least valid Config Managers credentials on the affected device. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-20287? +

CVE-2025-20287 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-20287? +

CVE-2025-20287 affects products from cisco, specifically: evolved_programmable_network_manager. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-20287? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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