Apache Tomcat up to 6.0.9 Access Restriction improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as problematic, has been found in Apache Tomcat up to 6.0.9 (Application Server Software). This issue affects some unknown processing of the component Access Restriction. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality. The summary by CVE is:

The HTTP Digest Access Authentication implementation in Apache Tomcat 5.5.x before 5.5.34, 6.x before 6.0.33, and 7.x before 7.0.12 does not check realm values, which might allow remote attackers to bypass intended access restrictions by leveraging the availability of a protection space with weaker authentication or authorization requirements, a different vulnerability than CVE-2011-1184.

The weakness was presented 01/14/2012 (Website). The advisory is shared at svn.apache.org. The identification of this vulnerability is CVE-2011-5063 since 01/14/2012. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 57374 (CentOS 6 : tomcat6 (CESA-2011:1780)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87099 (Apache Tomcat HTTP Digest Access Authentication Implementation Multiple Vulnerabilities).

Upgrading to version 6.0.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (72437) and Tenable (57374). See 7372, 7370, 7373 and 7362 for similar entries.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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VulDB Base Score: 🔍
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Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍


Nessus ID: 57374
Nessus Name: CentOS 6 : tomcat6 (CESA-2011:1780)
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Nessus Risk: 🔍
Nessus Family: 🔍
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OpenVAS ID: 70718
OpenVAS Name: Debian Security Advisory DSA 2401-1 (tomcat6)
OpenVAS File: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tomcat 6.0.10


09/26/2011 🔍
12/23/2011 +88 days 🔍
01/14/2012 +22 days 🔍
01/14/2012 +0 days 🔍
01/14/2012 +0 days 🔍
01/14/2012 +0 days 🔍
02/25/2014 +773 days 🔍
03/23/2015 +391 days 🔍
03/28/2016 +371 days 🔍
11/28/2021 +2071 days 🔍


Vendor: apache.org

Advisory: RHSA-2011:1780
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-5063 (🔍)

X-Force: 72437
Vulnerability Center: 57766 - Apache Tomcat HTTP DIGEST Remote Access Restrictions Bypass Vulnerability - CVE-2011-5063, Medium
SecurityFocus: 49762 - Apache Tomcat HTTP DIGEST Authentication Multiple Security Weaknesses
Secunia: 57126 - HP XP P9000 Performance Advisor Software Apache Tomcat and Multiple Oracle Products Vulner, Moderately Critical

See also: 🔍


Created: 03/23/2015 04:50 PM
Updated: 11/28/2021 08:54 PM
Changes: 03/23/2015 04:50 PM (73), 02/03/2019 10:10 AM (7), 11/28/2021 08:39 PM (3), 11/28/2021 08:46 PM (1), 11/28/2021 08:54 PM (1)
Complete: 🔍


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