CVE-2020-27131: Cisco Security Manager Java Deserialization Vulnerabilities
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2020-27131?
CVE-2020-27131 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2020-27131?
To fix CVE-2020-27131, upgrade Cisco Security Manager to version 4.22 or later.
What are the consequences of CVE-2020-27131?
Exploitation of CVE-2020-27131 can allow an unauthenticated attacker to execute arbitrary commands on the affected devices.
Which products are affected by CVE-2020-27131?
CVE-2020-27131 affects Cisco Security Manager versions up to and including 4.22.
Is authentication required to exploit CVE-2020-27131?
No, CVE-2020-27131 can be exploited by an unauthenticated, remote attacker.