Cisco AnyConnect Secure Mobility Client IPC Message access control

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

Summaryinfo

A vulnerability categorized as problematic has been discovered in Cisco AnyConnect Secure Mobility Client. This issue affects some unknown processing of the component IPC Message Handler. Such manipulation leads to access control. This vulnerability is uniquely identified as CVE-2015-0663. Local access is required to approach this attack. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client (Network Encryption Software) (affected version unknown) and classified as problematic. Affected by this issue is an unknown functionality of the component IPC Message 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 integrity. CVE summarizes:

Cisco AnyConnect Secure Mobility Client 4.0(.00051) and earlier does not properly implement access control for IPC messages, which allows local users to write to arbitrary files via crafted messages, aka Bug ID CSCus79392.

The weakness was disclosed 03/14/2015 with Cisco as Cisco Vulnerability Alert 37863 as confirmed alert (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2015-0663 since 01/07/2015. The exploitation is known to be easy. The attack needs to be approached locally. The successful exploitation needs a simple authentication. Technical details are unknown but an exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

It is declared as functional. The vulnerability scanner Nessus provides a plugin with the ID 81978 (Cisco AnyConnect Secure Mobility Client < 3.1.10010.0 / 4.0.x < 4.0.4014.0 / 4.1.x < 4.1.4011.0 Code Execution Vulnerability), 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 370146 (Cisco AnyConnect Secure Mobility Client Arbitrary Code Execution Vulnerability).

The vulnerability is also documented in the databases at X-Force (101568), Tenable (81978), SecurityFocus (BID 73122†), SecurityTracker (ID 1031930†) and Vulnerability Center (SBV-49246†). The entries VDB-74013, VDB-74014 and VDB-74015 are pretty similar. Once again VulDB remains the best 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: 5.5
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.1
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: Functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81978
Nessus Name: Cisco AnyConnect Secure Mobility Client < 3.1.10010.0 / 4.0.x < 4.0.4014.0 / 4.1.x < 4.1.4011.0 Code Execution Vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/07/2015 🔍
03/14/2015 +66 days 🔍
03/16/2015 +2 days 🔍
03/16/2015 +0 days 🔍
03/16/2015 +0 days 🔍
03/17/2015 +1 days 🔍
03/17/2015 +0 days 🔍
03/30/2015 +13 days 🔍
04/15/2022 +2573 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: Cisco Vulnerability Alert 37863
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-0663 (🔍)
GCVE (CVE): GCVE-0-2015-0663
GCVE (VulDB): GCVE-100-74012
X-Force: 101568 - Cisco AnyConnect Secure Mobility Client file overwrite
SecurityFocus: 73122 - Cisco AnyConnect Secure Mobility Client Arbitrary File Write Vulnerability
SecurityTracker: 1031930 - Cisco AnyConnect Secure Mobility Client Lets Local Users Write Arbitrary Files
Vulnerability Center: 49246 - Cisco AnyConnect Secure Mobility Client 4.0(.00051) and Earlier Local File System Write via Crafted Messages, Medium

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

Entryinfo

Created: 03/17/2015 09:32
Updated: 04/15/2022 14:41
Changes: 03/17/2015 09:32 (72), 06/23/2017 18:03 (3), 04/15/2022 14:41 (2)
Complete: 🔍
Cache ID: 216:0C2:103

Once again VulDB remains the best source for vulnerability data.

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