IBM WebSphere Application Server up to 6.1.0.10 Access Restriction improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in IBM WebSphere Application Server up to 6.1.0.10. Impacted is an unknown function of the component Access Restriction. This manipulation causes improper authentication. This vulnerability is tracked as CVE-2009-2085. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM WebSphere Application Server up to 6.1.0.10 (Application Server Software). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Access Restriction. 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 Security component in IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.25 and 7.0 before 7.0.0.5 does not properly handle use of Identity Assertion with CSIv2 Security, which allows remote attackers to bypass intended CSIv2 access restrictions via vectors involving Enterprise JavaBeans (EJB).

The weakness was disclosed 08/13/2009 (Website). The advisory is shared at www-01.ibm.com. This vulnerability is known as CVE-2009-2085. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 39450 (IBM WebSphere Application Server < 6.1.0.25 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Web Servers. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87011 (IBM WebSphere Application Server CSIv2 Security Bypass (PK83097)).

Upgrading to version 6.1.0.11 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (52076), Tenable (39450), SecurityFocus (BID 36163†) and Vulnerability Center (SBV-23308†). The entries VDB-46586, VDB-46463, VDB-45365 and VDB-45363 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Improper authentication
CWE: CWE-287
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: 39450
Nessus Name: IBM WebSphere Application Server < 6.1.0.25 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebSphere Application Server 6.1.0.11

Timelineinfo

06/16/2009 🔍
07/27/2009 +41 days 🔍
07/27/2009 +0 days 🔍
08/13/2009 +17 days 🔍
08/13/2009 +0 days 🔍
08/27/2009 +14 days 🔍
03/18/2015 +2029 days 🔍
04/07/2025 +3673 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: www-01.ibm.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-2085 (🔍)
GCVE (CVE): GCVE-0-2009-2085
GCVE (VulDB): GCVE-100-49417
X-Force: 52076
SecurityFocus: 36163 - IBM WebSphere Application Server 'CSIv2' Security Bypass Vulnerability
Vulnerability Center: 23308 - IBM Websphere Application Server \x27CSIv2\x27 Remote Security Bypass Vulnerability via EJB, High

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 04/07/2025 08:27
Changes: 03/18/2015 15:15 (56), 02/13/2017 10:27 (8), 08/14/2021 04:06 (4), 08/14/2021 04:17 (1), 04/07/2025 08:27 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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