Remote code execution in Cisco Security Manager



Published: 2020-11-17
Risk High
Patch available NO
Number of vulnerabilities 1
CVE ID CVE-2020-27131
CWE ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe
Cisco Security Manager
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Cisco Systems, Inc

Security Advisory

This security advisory describes one high risk vulnerability.

1) Deserialization of Untrusted Data

Risk: High

CVSSv3: 9 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2020-27131

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to multiple vulnerabilities in the Java deserialization function. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Cisco Security Manager: 4.0, 4.0.1, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7(0), 4.21, 4.22

CPE External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-csm-java-rce-mWJEedcD
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu99974
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv79824

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.