Cisco AnyConnect Secure Mobility Client on Windows DLL Path untrusted search path

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Cisco AnyConnect Secure Mobility Client on Windows. The affected element is an unknown function of the component DLL Path Handler. The manipulation results in untrusted search path. This vulnerability was named CVE-2015-6305. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Cisco AnyConnect Secure Mobility Client on Windows (Network Encryption Software) (the affected version unknown). It has been classified as critical. Affected is an unknown part of the component DLL Path Handler. The manipulation with an unknown input leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 09/23/2015 by Google Project Zero and Yorick Koster as 41136 / CSCuv01279 as confirmed vulnerability alert (Website). The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2015-6305 since 08/17/2015. The exploitability is told to be easy. Local access is required to approach this attack. A authentication is necessary for exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1574 by the MITRE ATT&CK project.

A public exploit has been developed by Google Security Research and been published even before and not after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 86302 (Cisco AnyConnect Secure Mobility Client 3.x < 3.1.11004.0 / 4.x < 4.1.6020.0 Privilege Escalation), 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 123972 (Cisco AnyConnect Secure Mobility Client Privilege Escalation Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (38289), Tenable (86302), SecurityFocus (BID 76817†), SecurityTracker (ID 1033643†) and Vulnerability Center (SBV-53296†). See VDB-76063 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.8
VulDB Temp Score: 7.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Untrusted search path
CWE: CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 86302
Nessus Name: Cisco AnyConnect Secure Mobility Client 3.x < 3.1.11004.0 / 4.x < 4.1.6020.0 Privilege Escalation
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/17/2015 🔍
09/22/2015 +36 days 🔍
09/22/2015 +0 days 🔍
09/22/2015 +0 days 🔍
09/23/2015 +1 days 🔍
09/23/2015 +0 days 🔍
09/24/2015 +1 days 🔍
09/25/2015 +1 days 🔍
10/08/2015 +13 days 🔍
11/18/2024 +3329 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: 41136 / CSCuv01279
Researcher: Google Project Zero, Yorick Koster
Status: Confirmed

CVE: CVE-2015-6305 (🔍)
GCVE (CVE): GCVE-0-2015-6305
GCVE (VulDB): GCVE-100-78018
SecurityFocus: 76817
SecurityTracker: 1033643
Vulnerability Center: 53296 - Cisco AnyConnect Secure Mobility Client Local Privileges Escalation via a Trojan Horse DLL, Medium

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

Entryinfo

Created: 09/24/2015 22:26
Updated: 11/18/2024 11:30
Changes: 09/24/2015 22:26 (65), 02/04/2018 10:14 (9), 06/18/2022 20:39 (3), 06/18/2022 20:47 (1), 11/18/2024 11:30 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!