CVE-2025-20187

What it is

A vulnerability in the application data endpoints of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an authenticated, remote attacker to write arbitrary files to an affected system. This vulnerability is due to improper validation of requests to APIs. An attacker could exploit this vulnerability by sending malicious requests to an API within the affected system. A successful exploit could allow the attacker to conduct directory traversal attacks and write files to an arbitrary location on the affected system.

At a glance

Exploitability

Can be exploited over the network with a low-privilege account. High risk of data tampering.

Exploit odds

1.3% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2025-05-07 18:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 08:41 UTC Last updatedMost recent change to the record

Details

Published

2025-05-07 18:15 UTC

Last modified

2026-06-17 08:41 UTC

Exploit probability

1.3% · EPSS, next 30 days

Weakness

CWE-22 · Path traversal

Record status

Analyzed

Affected

• Cisco Catalyst sd-wan Manager 17.2.4
• Cisco Catalyst sd-wan Manager 17.2.5
• Cisco Catalyst sd-wan Manager 17.2.6
• Cisco Catalyst sd-wan Manager 17.2.7
• Cisco Catalyst sd-wan Manager 17.2.8
• Cisco Catalyst sd-wan Manager 17.2.9
• Cisco Catalyst sd-wan Manager 17.2.10
• Cisco Catalyst sd-wan Manager 18.2.0

Attack profile CVSS 3.1 · 6.5

Attack vector

Network

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None