RULE(RULE ID:336760)

Rule General Information
Release Date: 2022-06-29
Rule Name: Cisco Security Manager CTMServlet Insecure Deserialization Vulnerability (CVE-2020-27131)
Severity:
CVE ID:
Rule Protection Details
Description: Multiple vulnerabilities in the Java deserialization function that is used by Cisco Security Manager could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device. These vulnerabilities are due to insecure deserialization of user-supplied content by the affected software. An attacker could exploit these vulnerabilities by sending a malicious serialized Java object to a specific listener on an affected system. A successful exploit could allow the attacker to execute arbitrary commands on the device with the privileges of NT AUTHORITY\SYSTEM on the Windows target host. Cisco has not released software updates that address these vulnerabilities.
Impact: An attacker could exploit this vulnerability to have unspecified effect.
Affected OS: Others
Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csm-java-rce-mWJEedcD
Solutions
The vendor has released upgrade patches to fix vulnerabilities, please visit:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csm-java-rce-mWJEedcD