Improper input validation in Cisco Asyncos
CVE-2025-20183
A vulnerability in a policy-based Cisco Application Visibility and Control (AVC) implementation of Cisco AsyncOS Software for Cisco Secure Web Appliance could allow an unauthenticated, remote attacker to evade the antivirus scanner and dow…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (34.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.
Affected products
- Cisco Asyncos — versions 11.8.0-414, 11.8.0-429, 11.8.0-453
- Cisco Secure Web Appliance — versions 11.8.0-453, 12.5.3-002, 12.0.3-007
- Cisco Secure_web_appliance_s196
- Cisco Secure_web_appliance_s396
- Cisco Secure_web_appliance_s696
- Cisco Secure_web_appliance_virtual_s1000v
- Cisco Secure_web_appliance_virtual_s100v
- Cisco Secure_web_appliance_virtual_s300v
- Cisco Secure_web_appliance_virtual_s600v
Weakness classification (CWE)
References
- psirt@cisco.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20183?
- CVE-2025-20183 is a medium-severity vulnerability in Cisco Asyncos, classified under Improper Input Validation. CVSS score: 5.8/10. Published 2025-02-05.
- How severe is CVE-2025-20183?
- Medium severity. CVSS v3 base score is 5.8 out of 10.