#VU10897 Command injection in Cisco Secure Access Control - CVE-2018-0147

Vulnerability identifier: #VU10897

Vulnerability risk: Low

CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2018-0147

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Secure Access Control
Server applications / Directory software, identity management

Vendor: Cisco Systems, Inc

Description

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

The weakness exists in Java deserialization due to insecure deserialization of user-supplied content. A remote attacker can send a specially crafted serialized Java object and execute arbitrary commands on the device with root privileges.

Mitigation
Update to version 5.8 patch 9.

Vulnerable software versions

Cisco Secure Access Control: 5.2.0.3

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.