RCE in Cisco Asyncos
CVE-2025-20184
A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Web Appliance could allow an authenticated, remote attacker to perform command injection attacks against an affected device. The attacker must authenticate with valid administrator credentials. This vulnerability is due to insufficient validation of XML configuration files by an affected device. An attacker could exploit this vulnerability by uploading a crafted XML configuration file. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.009 (56.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Cisco Asyncos — versions 13.0.0-392, 13.0.5-007, 13.5.1-277
- Cisco Secure Email — versions 14.0.0-698, 13.5.1-277, 13.0.0-392
- Cisco Secure Web Appliance — versions 11.8.0-453, 12.5.3-002, 12.0.3-007
- Cisco Secure_email_gateway_c195
- Cisco Secure_email_gateway_c395
- Cisco Secure_email_gateway_c695
- Cisco Secure_email_gateway_virtual_appliance_c100v
- Cisco Secure_email_gateway_virtual_appliance_c300v
- Cisco Secure_email_gateway_virtual_appliance_c600v
- Cisco Secure_web_appliance_s196
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@cisco.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20184?
- CVE-2025-20184 is a medium-severity vulnerability in Cisco Asyncos, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2025-02-05.
- How severe is CVE-2025-20184?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-20184 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.