Security Bulletin: Vulnerability in IBM Rational Software Architect Design Manager can allow denial of service attack (CVE-2016-8974, CVE-2016-9698)

Summary

XML content of review comments and OSLC links can be altered to harm RSA DM server responsiveness.

Vulnerability Details

CVEID: CVE-2016-8974 Description: IBM Rhapsody DM is vulnerable to a denial of service, caused by an XML External Entity Injection (XXE) error when processing XML data. A remote attacker could exploit this vulnerability to expose highly sensitive information or consume all available memory resources. CVSS Base Score: 7.1 CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/118911&gt; for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)

CVEID: CVE-2016-9698 Description: IBM Rhapsody DM is vulnerable to a denial of service, caused by an XML External Entity Injection (XXE) error when processing XML data. A remote attacker could exploit this vulnerability to expose highly sensitive information or consume all available memory resources. CVSS Base Score: 7.1 CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/119522&gt; for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L)

Affected Products and Versions

IBM Rational Software Architect Design Manager 4.0.0 - 4.0.7
IBM Rational Software Architect Design Manager 5.0.0 - 5.0.2
IBM Rational Software Architect Design Manager 6.0.0 - 6.0.2

Remediation/Fixes

For IBM Rational Software Architect Design Manager version 4.0.0 - 4.0.7 contact IBM Support.

For IBM Rational Software Architect Design Manager version 5.0.0 - 5.0.1 upgrade to version 5.0.2 and apply 5.0.2 iFix011a.

For IBM Rational Software Architect Design Manager version 6.0.0 - 6.0.1 upgrade to version 6.0.2 and apply 6.0.2 iFix003a.

Workarounds and Mitigations

None.