Information disclosure in Cisco IOS XE SD-WAN - CVE-2025-20221
Published: May 9, 2025
Vulnerability identifier: #VU108840
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-20221
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in the packet filtering features. A remote attacker can bypass the Layer 3 and Layer 4 traffic filters and gain unauthorized access to sensitive information on the system.
Affected software
Cisco IOS XE SD-WAN
How to mitigate CVE-2025-20221
Install updates from vendor's website.
Cisco IOS XE SD-WAN - addressed in versions 17.9.7a, 17.12.5a, 17.15.2a