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.
5.5	$0-$5k	0.00

A vulnerability, which was classified as critical, was found in Citrix Access Gateway (Connectivity Software). This affects some unknown functionality of the component Advanced Access Control. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in Citrix Advanced Access Control (AAC) Option 4.0, and Access Gateway 4.2 with Advanced Access Control 4.2, before 20061114, when the Browser-Only access feature is enabled, allows remote authenticated users to bypass access policies via a certain login method, a different issue than CVE-2006-4846. NOTE: some of these details are obtained from third party information.

The weakness was released 12/15/2006 (Website). The advisory is shared at support.citrix.com. This vulnerability is uniquely identified as CVE-2006-6572 since 12/14/2006. The exploitability is told to be easy. It is possible to initiate the attack remotely. A authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is declared as proof-of-concept.

Upgrading to version 4.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (30302).

Productinfo

Type

• Connectivity Software

Vendor

• Citrix

Name

• Access Gateway

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Access Gateway 4.0

Timelineinfo

11/14/2006 🔍
11/15/2006 +1 days 🔍
11/15/2006 +0 days 🔍
12/14/2006 +29 days 🔍
12/15/2006 +1 days 🔍
12/15/2006 +0 days 🔍
03/12/2015 +3009 days 🔍
10/01/2017 +934 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: support.citrix.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-6572 (🔍)
X-Force: 30302 - Citrix Advanced Access Control login security bypass
SecurityTracker: 1017227 - Citrix Advanced Access Control Lets Remote Authenticated Users Bypass Security Policy
SecurityFocus: 21080 - Citrix Access Gateway Advanced Access Control Multiple Vulnerabilities
Secunia: 22909 - Citrix Advanced Access Control Two Vulnerabilities, Moderately Critical
Vupen: ADV-2006-4525

Entryinfo

Created: 03/12/2015 22:21
Updated: 10/01/2017 20:51
Changes: 03/12/2015 22:21 (59), 10/01/2017 20:51 (7)
Complete: 🔍

Discussion

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