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Cisco AnyConnect Secure Mobility Client for Windows SBL Privileges Escalation Vulnerability

cisco-sa-20170208-anyconnect · High · Published · Updated

A vulnerability in the Start Before Logon (SBL) module of Cisco AnyConnect Secure Mobility Client Software for Windows could allow an unauthenticated, local attacker to open Internet Explorer with the privileges of the SYSTEM user. The vulnerability is due to insufficient implementation of the access controls. An attacker could exploit this vulnerability by opening the Internet Explorer browser. An exploit could allow the attacker to use Internet Explorer with the privileges of the SYSTEM user. This may allow the attacker to execute privileged commands on the targeted system. Cisco has released software updates that address this vulnerability. Workarounds that address this vulnerability are not available. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170208-anyconnect

Workarounds

There are no workarounds that address this vulnerability

CVEsCVE-2017-3813
Cisco Bug IDsCSCvc43976
CVSS ScoreBase 8.4
Base 8.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco AnyConnect Secure Mobility Client, Cisco Secure Client

Related Products

Product CVE Evidence
Cisco Secure Client CVE-2017-3813 Cisco OpenVuln
Cisco AnyConnect Secure Mobility Client CVE-2017-3813 Cisco OpenVuln