IBM WebSphere MQ prior 8.0.0.0 Access Restriction access control

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

Summaryinfo

A vulnerability was found in IBM WebSphere MQ. It has been declared as critical. This affects an unknown function of the component Access Restriction. Executing a manipulation can lead to access control. This vulnerability appears as CVE-2014-4793. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM WebSphere MQ (Application Server Software). It has been declared as critical. This vulnerability affects some unknown processing of the component Access Restriction. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

IBM WebSphere MQ 8.x before 8.0.0.1 does not properly enforce CHLAUTH rules for blocking client connections in certain circumstances related to the CONNAUTH attribute, which allows remote authenticated users to bypass intended queue-manager access restrictions via unspecified vectors.

The weakness was presented 10/01/2014 (Website). The advisory is shared for download at www-01.ibm.com. This vulnerability was named CVE-2014-4793 since 07/09/2014. The exploitation appears to be easy. The attack can be initiated remotely. Required for exploitation is a single authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 8.0.0.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (95208) and SecurityFocus (BID 70270†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Application Server Software

Vendor

Name

WebSphere MQ

License

commercial

Website

Vendor: https://www.ibm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

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
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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: WebSphere MQ 8.0.0.0

Timelineinfo

07/09/2014 🔍
10/01/2014 +84 days 🔍
10/01/2014 +0 days 🔍
10/01/2014 +0 days 🔍
03/26/2015 +176 days 🔍
03/25/2018 +1095 days 🔍

Sourcesinfo

Vendor: ibm.com

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

CVE: CVE-2014-4793 (🔍)
GCVE (CVE): GCVE-0-2014-4793
GCVE (VulDB): GCVE-100-71728
X-Force: 95208 - IBM WebSphere MQ security bypass
SecurityFocus: 70270 - IBM WebSphere MQ CVE-2014-4793 Security Bypass Vulnerability

Entryinfo

Created: 03/26/2015 16:14
Updated: 03/25/2018 10:42
Changes: 03/26/2015 16:14 (48), 03/25/2018 10:42 (8)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.