Squid Proxy up to 2.5.STABLE7 LDAP Username privileges management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Squid Proxy up to 2.5.STABLE7. This issue affects some unknown processing of the component LDAP Username Handler. Such manipulation leads to privileges management. This vulnerability is listed as CVE-2005-0173. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Squid Proxy up to 2.5.STABLE7 (Firewall Software) and classified as problematic. Affected by this issue is an unknown function of the component LDAP Username Handler. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, and integrity. CVE summarizes:

squid_ldap_auth in Squid 2.5 and earlier allows remote authenticated users to bypass username-based Access Control Lists (ACLs) via a username with a space at the beginning or end, which is ignored by the LDAP server.

The weakness was presented 01/19/2005 by Andrew P with Squid Team (Website). The advisory is shared for download at squid-cache.org. This vulnerability is handled as CVE-2005-0173 since 01/27/2005. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 16441 (GLSA-200502-04 : Squid: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at squid-cache.org.

The vulnerability is also documented in the databases at X-Force (18983), Tenable (16441), SecurityFocus (BID 12431†), OSVDB (13054†) and Secunia (SA13843†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.8
VulDB Temp Score: 4.6
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: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 16441
Nessus Name: GLSA-200502-04 : Squid: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 53497
OpenVAS Name: Debian Security Advisory DSA 667-1 (postgresql)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: squid-cache.org

Timelineinfo

01/19/2005 🔍
01/19/2005 +0 days 🔍
01/20/2005 +0 days 🔍
01/24/2005 +4 days 🔍
01/27/2005 +3 days 🔍
02/02/2005 +6 days 🔍
02/14/2005 +12 days 🔍
02/17/2005 +3 days 🔍
05/02/2005 +74 days 🔍
12/16/2024 +7168 days 🔍

Sourcesinfo

Vendor: squid-cache.org

Advisory: squid-cache.org
Researcher: Andrew P
Organization: Squid Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2005-0173 (🔍)
GCVE (CVE): GCVE-0-2005-0173
GCVE (VulDB): GCVE-100-1148

OVAL: 🔍

CERT: 🔍
X-Force: 18983
SecurityFocus: 12431 - Squid Proxy squid_ldap_auth Authentication Bypass Vulnerability
Secunia: 13843 - Squid Username Whitespace Security Bypass Issue, Less Critical
OSVDB: 13054 - Squid LDAP Proxy Username Whitespace Login Bypass
Vulnerability Center: 7077 - Squid 2.5 squid_ldap_auth Unauthorized Access, High

Entryinfo

Created: 01/24/2005 10:25
Updated: 12/16/2024 11:09
Changes: 01/24/2005 10:25 (86), 06/07/2017 16:04 (2), 03/10/2021 13:48 (2), 12/16/2024 11:09 (17)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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