#VU8710 Security restrictions bypass in Cisco AnyConnect Secure Mobility Client - CVE-2017-12268

Vulnerability identifier: #VU8710

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-12268

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Cisco AnyConnect Secure Mobility Client
Client/Desktop applications / Other client software

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a local attacker to enable multiple network adapters.

The weakness exists in the Network Access Manager (NAM) of Cisco AnyConnect Secure Mobility Client due to insufficient NAM policy enforcement. A local attacker can bypass security restrictions, enable multiple active network adapters and cause traffic to be sent via an unauthorized network interface.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Cisco AnyConnect Secure Mobility Client: 4.5.822

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171004-anam

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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