Cisco AnyConnect Secure Mobility Client up to 4.1(8) on OS X/Linux Installation File access control

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client up to 4.1(8) on OS X/Linux. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Installation File Handler. Such manipulation leads to access control. This vulnerability is documented as CVE-2015-6306. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client up to 4.1(8) on OS X/Linux (Network Encryption Software). It has been rated as critical. Affected by this issue is some unknown processing of the component Installation File Handler. 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. CVE summarizes:

Cisco AnyConnect Secure Mobility Client 4.1(8) on OS X and Linux does not verify pathnames before installation actions, which allows local users to obtain root privileges via a crafted installation file, aka Bug ID CSCuv11947.

The weakness was released 09/26/2015 as CSCuv11947 as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2015-6306 since 08/17/2015. The attack needs to be approached locally. Required for exploitation is a simple authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (106698), Exploit-DB (38303), SecurityFocus (BID 76827†) and Vulnerability Center (SBV-53297†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Timelineinfo

08/17/2015 🔍
09/23/2015 +37 days 🔍
09/25/2015 +2 days 🔍
09/26/2015 +1 days 🔍
09/26/2015 +0 days 🔍
10/08/2015 +12 days 🔍
01/03/2025 +3375 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCuv11947
Status: Confirmed

CVE: CVE-2015-6306 (🔍)
GCVE (CVE): GCVE-0-2015-6306
GCVE (VulDB): GCVE-100-78056
X-Force: 106698 - Cisco AnyConnect Secure Mobility Client privilege escalation
SecurityFocus: 76827
SecurityTracker: 1033656
Vulnerability Center: 53297 - Cisco AnyConnect Secure Mobility Client Local Code Execution in the Code Responsible for the Self-Updating Feature, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/26/2015 16:30
Updated: 01/03/2025 20:34
Changes: 09/26/2015 16:30 (61), 02/04/2018 10:15 (4), 06/19/2022 08:24 (3), 01/03/2025 20:34 (19)
Complete: 🔍
Cache ID: 216:7E0:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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