Multiple IBM products GSKit SSL/TLS record layer processing denial of service

ibm-multiple-recordlayer-dos (75996) The risk level is classified as MediumMedium Risk

Description:

Multiple IBM products are vulnerable to a denial of service, caused by an access violation error in GSKit during SSL/TLS record layer processing. A remote attacker could exploit this vulnerability to cause the affected application to crash.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Refer to the appropriate IBM Security Bulletin for patch, upgrade or suggested workaround information. See References.

References:

  • IBM Security Bulletin 1606096: Security Vulnerabilities fixed in IBM WebSphere Application Server 8.0.0.4.
  • IBM Security Bulletin 1606145: Multiple vulnerabilities in Rational Directory Server (CVE-2012-2203, CVE-2012-2191).
  • IBM Security Bulletin 1607366: Two security vulnerabilities found and fixed in WebSphere Business Events V7.0, V7.0.1 and 7.0.1.1 in the DesignData Tooling (CVE-2012-2190, CVE-2012-2191).
  • IBM Security Bulletin 1609029: GSKit SSL/TLS Record Length vulnerability in Tivoli Directory Server (CVE-2012-2191).
  • IBM Security Bulletin 1611311: Security Vulnerabilities fixed in IBM WebSphere Application Server 6.1.0.45.
  • IBM Security Bulletin 1614265: Security Vulnerabilities fixed in IBM WebSphere Application Server 8.5.0.1.
  • IBM Security Bulletin 1614483: WebSphere MQ Security Bulletin: multiple vulnerabilities in GSKit component.
  • IBM Security Bulletin 1620711: IBM Informix Cryptographic Library Updates (CVE-2012-2190, CVE-2012-2191, CVE-2012-2203).
  • IBM Security Bulletin 1622585: IBM Tivoli Monitoring GSKIT vulnerabilities (CVE-2012-2203, CVE-2012-2191, CVE-2012-2190).
  • IBM Security Bulletin 1626749: Multiple GSKit Vulnerabilities in IBM DB2 (CVE-2012-2190, CVE-2012-2191, CVE-2012-2203).
  • BID-54743: IBM Multiple Products Global Security Toolkit Security Vulnerabilities
  • CVE-2012-2191: IBM Global Security Kit (aka GSKit) before 8.0.14.22, as used in IBM Rational Directory Server, IBM Tivoli Directory Server, and other products, does not properly validate data during execution of a protection mechanism against the Vaudenay SSL CBC timing attack, which allows remote attackers to cause a denial of service (application crash) via crafted values in the TLS Record Layer, a different vulnerability than CVE-2012-2333.
  • OSVDB ID: 84474: IBM Rational Directory Server GSKit Encrypted Record Vaudenay SSL CBC Timing Attack Remote DoS
  • SA50069: IBM Rational Directory Server GSKit Certificate Object Spoofing Security Issue
  • SA50240: IBM WebSphere Business Events GSKit Data Handling Denial of Service Vulnerability
  • SA50783: IBM Rational RequisitePro GSKit Two Vulnerabilities
  • SA51279: IBM Tivoli Access Manager for e-business GSKIT Vulnerabilities
  • SA52391: IBM DB2 / DB2 Connect Global Security Toolkit Multiple Vulnerabilities
  • SA53067: IBM Informix Products Global Security Toolkit Multiple Vulnerabilities

Platforms Affected:

  • IBM DB2 10.1 Enterprise Server
  • IBM DB2 10.1 Workgroup Server
  • IBM DB2 10.1 Express
  • IBM DB2 10.1 Advanced Enterprise Server
  • IBM DB2 9.1 Advanced Enterprise Server
  • IBM DB2 9.1 Enterprise Server
  • IBM DB2 9.1 Workgroup Server
  • IBM DB2 9.1 Express
  • IBM DB2 9.5 Advanced Enterprise Server
  • IBM DB2 9.5 Enterprise Server
  • IBM DB2 9.5 Workgroup Server
  • IBM DB2 9.5 Express
  • IBM DB2 9.7 Workgroup Server
  • IBM DB2 9.7 Enterprise Server
  • IBM DB2 9.7 Express
  • IBM DB2 9.7 Advanced Enterprise Server
  • IBM DB2 Connect 10.1 Unlimited
  • IBM DB2 Connect 10.1 Enterprise
  • IBM DB2 Connect 10.1 Application Server
  • IBM DB2 Connect 9.1 Unlimited
  • IBM DB2 Connect 9.1 Enterprise
  • IBM DB2 Connect 9.1 Application Server
  • IBM DB2 Connect 9.5 Unlimited
  • IBM DB2 Connect 9.5 Application Server
  • IBM DB2 Connect 9.5 Enterprise
  • IBM DB2 Connect 9.7 Enterprise
  • IBM DB2 Connect 9.7 Application Server
  • IBM DB2 Connect 9.7 Unlimited
  • IBM DB2 pureScale Feature 9.8 Enterprise Server
  • IBM GSKit
  • IBM Informix 11.50
  • IBM Informix 11.70
  • IBM Informix ClientSDK 3.50.xC9W2
  • IBM Informix ClientSDK 3.70.xC6
  • IBM Rational Directory Server 5.2
  • IBM Tivoli Directory Server 6.0
  • IBM Tivoli Directory Server 6.1
  • IBM Tivoli Directory Server 6.2
  • IBM Tivoli Directory Server 6.3
  • IBM Tivoli Monitoring 6.2
  • IBM Tivoli Monitoring 6.2.1
  • IBM Tivoli Monitoring 6.2.2
  • IBM Tivoli Monitoring 6.2.3
  • IBM WebSphere Application Server 6.1
  • IBM WebSphere Application Server 8.0
  • IBM WebSphere Application Server 8.5
  • IBM WebSphere Business Events 7.0
  • IBM WebSphere MQ 7.0.1.0
  • IBM WebSphere MQ 7.1
  • IBM WebSphere MQ 7.5

Reported:

Jul 30, 2012

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