Help Center Live 2.1.3a class/auth.php check_logout improper authentication

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.
7.3$0-$5k0.00

A vulnerability was found in Help Center Live 2.1.3a. It has been declared as critical. Affected by this vulnerability is the function check_logout of the file class/auth.php. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The check_logout function in class/auth.php in Help Center Live (hcl) 2.1.3a sends a redirect to the web browser but does not exit when administrative credentials are missing, which allows remote attackers to delete administrative users and have other unspecified impact via certain requests to (1) admin/departments.php, (2) admin/operators.php, and other unspecified scripts. NOTE: some of these details are obtained from third party information.

The weakness was shared 08/07/2007 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2007-4240 since 08/08/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:class/auth.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 25898 (Help Center Live class/auth.php check_logout Function Admin Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses.

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 X-Force (35833) and Tenable (25898).

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Nessus ID: 25898
Nessus Name: Help Center Live class/auth.php check_logout Function Admin Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/07/2007 🔍
08/07/2007 +0 days 🔍
08/07/2007 +0 days 🔍
08/07/2007 +0 days 🔍
08/07/2007 +0 days 🔍
08/08/2007 +0 days 🔍
08/08/2007 +0 days 🔍
08/16/2007 +8 days 🔍
08/20/2007 +4 days 🔍
03/15/2015 +2764 days 🔍
07/21/2021 +2320 days 🔍

Sourcesinfo

Advisory: securityfocus.com
Status: Not defined

CVE: CVE-2007-4240 (🔍)
X-Force: 35833
Vulnerability Center: 15886 - Help Center Live (hcl) Vulnerability Allows Security Restrictions Bypass, High
SecurityFocus: 25225 - Help Center Live Administration Multiple Security Bypass Vulnerabilities
Secunia: 26352 - Help Center Live Administration Multiple Security Bypass, Moderately Critical
OSVDB: 39400 - Help Center Live class/auth.php check_logout Function Admin Authentication Bypass

Entryinfo

Created: 03/15/2015 15:58
Updated: 07/21/2021 14:22
Changes: 03/15/2015 15:58 (56), 08/12/2017 11:02 (12), 07/21/2021 14:22 (3)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Want to stay up to date on a daily basis?

Enable the mail alert feature now!