Cisco AnyConnect Secure Mobility Client VPN Downloader RCE (cisco-sa-20120620-ac)

high Nessus Plugin ID 59820

Synopsis

The remote host has software installed that is affected by an arbitrary code execution vulnerability.

Description

The remote host has a version of Cisco AnyConnect < 2.5 MR6.
Such versions are potentially affected by an arbitrary code execution vulnerability. The WebLaunch VPN downloader implementation does not properly validate binaries that are received, which can allow remote attackers to execute arbitrary code via ActiveX or Java components.

Solution

Upgrade to Cisco AnyConnect Secure Mobility Client 2.5 MR6 or greater.

See Also

http://www.nessus.org/u?b0b6c065

http://www.zerodayinitiative.com/advisories/ZDI-12-156/

http://seclists.org/fulldisclosure/2012/Aug/278

Plugin Details

Severity: High

ID: 59820

File Name: cisco_anyconnect_vpn_downloader_code_execution.nasl

Version: 1.11

Type: local

Agent: windows

Family: Windows

Published: 7/2/2012

Updated: 7/6/2018

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: cpe:/a:cisco:anyconnect_secure_mobility_client

Required KB Items: SMB/cisco_anyconnect/Installed

Exploit Ease: No known exploits are available

Patch Publication Date: 6/20/2012

Vulnerability Publication Date: 6/20/2012

Reference Information

CVE: CVE-2012-2493

BID: 54107

CISCO-SA: cisco-sa-20120620-ac

ZDI: ZDI-12-156

CISCO-BUG-ID: CSCtw47523