CVE-2011-2039

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Summary

CVECVE-2011-2039
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-06-02 19:55:04 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.3.185 on Windows, and on Windows Mobile, downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a certain ActiveX control in vpnweb.ocx, aka Bug ID CSCsy00904.

Risk And Classification

Primary CVSS: v2.0 7.6 from [email protected]

AV:N/AC:H/Au:N/C:C/I:C/A:C

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:H/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Anyconnect Secure Mobility Client 2.0 All All All
Application Cisco Anyconnect Secure Mobility Client 2.1 All All All
Application Cisco Anyconnect Secure Mobility Client 2.2 All All All
Application Cisco Anyconnect Secure Mobility Client 2.2.128 All All All
Application Cisco Anyconnect Secure Mobility Client 2.2.133 All All All
Application Cisco Anyconnect Secure Mobility Client 2.2.136 All All All
Application Cisco Anyconnect Secure Mobility Client 2.2.140 All All All
Application Cisco Anyconnect Secure Mobility Client All All All All
Operating System Microsoft Windows All All All All
Operating System Microsoft Windows Mobile All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Cisco AnyConnect Secure Mobility Client Lets Remote Users Execute Arbitrary Code and Local Users Gain Elevated Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Cisco AnyConnect VPN Client ActiveX URL Property Download and Execute - SecurityReason.com af854a3a-2127-422b-91ae-364da2661108 securityreason.com
labs.idefense.com/intelligence/vulnerabilities/display.php af854a3a-2127-422b-91ae-364da2661108 labs.idefense.com
osvdb.org/72714 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
Cisco Systems - Redirect to af854a3a-2127-422b-91ae-364da2661108 www.cisco.com Vendor Advisory
US-CERT Vulnerability Note VU#490097 - Cisco AnyConnect SSL VPN arbitrary code execution af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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