Cisco Secure Desktop up to 3.1.1.26 Downloader input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as critical, was found in Cisco Secure Desktop up to 3.1.1.26. This affects an unknown functionality of the component Downloader. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on integrity. The summary by CVE is:

The HostScan downloader implementation in Cisco AnyConnect Secure Mobility Client 3.x before 3.0 MR8 and Cisco Secure Desktop before 3.6.6020 does not compare the timestamp of offered software to the timestamp of installed software, which allows remote attackers to force a version downgrade by using (1) ActiveX or (2) Java components to offer signed code that corresponds to an older software release, aka Bug ID CSCtx74235.

The weakness was released 06/20/2012 by Cisco with Zero Day Initiative as cisco-sa-20120620-ac as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is uniquely identified as CVE-2012-2495 since 05/07/2012. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 59821 (Cisco AnyConnect Secure Mobility Client 3.0 < 3.0 MR8 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120296 (Cisco AnyConnect Secure Mobility Client Multiple Vulnerabilities).

Upgrading to version 3.1.1.27 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 11424.

The vulnerability is also documented in the databases at X-Force (76464) and Tenable (59821). Entries connected to this vulnerability are available at 5577, 5916, 5919 and 61042.

Productinfo

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Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59821
Nessus Name: Cisco AnyConnect Secure Mobility Client 3.0 < 3.0 MR8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Secure Desktop 3.1.1.27
TippingPoint: 🔍

Timelineinfo

05/07/2012 🔍
06/20/2012 +44 days 🔍
06/20/2012 +0 days 🔍
06/20/2012 +0 days 🔍
06/20/2012 +0 days 🔍
06/27/2012 +7 days 🔍
07/02/2012 +5 days 🔍
03/23/2015 +994 days 🔍
12/04/2021 +2448 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20120620-ac
Researcher: Cisco
Organization: Zero Day Initiative
Status: Confirmed

CVE: CVE-2012-2495 (🔍)
IAVM: 🔍

X-Force: 76464
Vulnerability Center: 35436 - [cisco-sa-20120620-ac] Cisco AnyConnect Secure Mobile Client HostScan Downloader Flaw Allows Remote Downgrade Force, Medium
SecurityFocus: 54108 - Cisco AnyConnect Secure Mobility Client Downgrade Security Weaknesses

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/04/2021 08:57
Changes: 03/23/2015 16:50 (64), 04/14/2017 13:41 (11), 12/04/2021 08:57 (3)
Complete: 🔍

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