Cisco AnyConnect Secure Mobility Client VPN Downgrade

medium Nessus Plugin ID 59819

Synopsis

The remote host has software installed that is affected by a software downgrade vulnerability.

Description

The remote host has a version of Cisco AnyConnect < 2.5 MR6 / 3.0 MR8.
Such versions are potentially affected by a software downgrade vulnerability. The WebLaunch VPN downloader implementation does not compare timestamps of offered software to install with currently installed software, which may allow remote attackers to downgrade the software via ActiveX or Java components.

Solution

Upgrade to Cisco AnyConnect Secure Mobility Client 2.5 MR6 / 3.0 MR8 or greater.

See Also

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

Plugin Details

Severity: Medium

ID: 59819

File Name: cisco_anyconnect_vpn_downgrade.nasl

Version: 1.8

Type: local

Agent: windows

Family: Windows

Published: 7/2/2012

Updated: 7/6/2018

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

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-2012-2494

BID: 54108

CISCO-SA: cisco-sa-20120620-ac

CISCO-BUG-ID: CSCtw48681