Cisco AnyConnect Secure Mobility Client up to 2.2.135 access control

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client up to 2.2.135. It has been rated as problematic. Affected by this issue is some unknown functionality. The manipulation leads to access control. This vulnerability is referenced as CVE-2011-2041. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco AnyConnect Secure Mobility Client up to 2.2.135 (Network Encryption Software). This issue affects an unknown function. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Start Before Logon (SBL) functionality in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.3.254 on Windows, and on Windows Mobile, allows local users to gain privileges via unspecified user-interface interaction, aka Bug ID CSCta40556.

The weakness was published 06/02/2011 with Cisco (Website). It is possible to read the advisory at securitytracker.com. The identification of this vulnerability is CVE-2011-2041 since 05/10/2011. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 54954 (Cisco AnyConnect Secure Mobility Client < 2.3.254 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 119357 (Cisco AnyConnect Secure Mobility Client Multiple Vulnerabilities).

Upgrading to version 2.2.136 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (54954), SecurityFocus (BID 48077†), OSVDB (72716†), SecurityTracker (ID 1025591†) and Vulnerability Center (SBV-31646†). Similar entries are available at VDB-57565 and VDB-57564. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 54954
Nessus Name: Cisco AnyConnect Secure Mobility Client < 2.3.254 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: AnyConnect Secure Mobility Client 2.2.136

Timelineinfo

05/10/2011 🔍
06/01/2011 +22 days 🔍
06/01/2011 +0 days 🔍
06/01/2011 +0 days 🔍
06/02/2011 +1 days 🔍
06/02/2011 +0 days 🔍
06/05/2011 +3 days 🔍
03/23/2015 +1387 days 🔍
11/08/2021 +2422 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securitytracker.com⛔
Organization: Cisco
Status: Confirmed

CVE: CVE-2011-2041 (🔍)
GCVE (CVE): GCVE-0-2011-2041
GCVE (VulDB): GCVE-100-57575
SecurityFocus: 48077 - Cisco AnyConnect Secure Mobility Client Local Privilege Escalation Vulnerability
OSVDB: 72716
SecurityTracker: 1025591 - Cisco AnyConnect Secure Mobility Client Lets Remote Users Execute Arbitrary Code and Local Users Gain Elevated Privileges
Vulnerability Center: 31646 - [cisco-sa-20110601-ac] Cisco AnyConnect Secure Mobility Client on Windows Local Privilege Escalation, High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/08/2021 08:49
Changes: 03/23/2015 16:50 (58), 03/23/2017 07:50 (14), 11/08/2021 08:49 (4)
Complete: 🔍
Cache ID: 216::103

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