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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2014.2376 Security Bulletin: Vulnerabilities in cURL component shipped with ClearCase (CVE-2014-0139) 11 December 2014 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Rational ClearCase Publisher: IBM Operating System: AIX HP-UX Linux variants Solaris Windows Impact/Access: Provide Misleading Information -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2014-0139 Reference: ESB-2014.1429 ESB-2014.1008 ESB-2014.0495 Original Bulletin: http://www-01.ibm.com/support/docview.wss?uid=swg21677290 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Vulnerabilities in cURL component shipped with ClearCase (CVE-2014-0139) Document information More support for: Rational ClearCase Integrations Software version: 7.1.2, 7.1.2.1, 7.1.2.2, 7.1.2.3, 7.1.2.4, 7.1.2.5, 7.1.2.6, 7.1.2.7, 7.1.2.8, 7.1.2.9, 7.1.2.10, 7.1.2.11, 7.1.2.12, 7.1.2.13, 7.1.2.14, 7.1.2.15, 8.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5, 8.0.0.6, 8.0.0.7, 8.0.0.8, 8.0.0.9, 8.0.0.10, 8.0.0.11, 8.0.0.12, 8.0.1, 8.0.1.1, 8.0.1.2, 8.0.1.3, 8.0.1.4, 8.0.1.5 Operating system(s): AIX, HP-UX, Linux, Solaris, Windows Reference #: 1677290 Modified date: 2014-12-10 Security Bulletin Summary An attacker could send a specially-crafted certificate to impersonate a server. Vulnerability Details CVEID: CVE-2014-0139 Description: cURL/libcURL could allow a remote attacker to bypass security restrictions, caused by an error in the hostmatch() function when validating certificates containing an IP address with a wildcard match within the Common Name field. By sending a specially-crafted SSL certificate containing wildcard characters, a remote attacker could exploit this vulnerability to spoof the server and launch further attacks on the system. CVSS Base Score: 4.3 CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/92130 for more information CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N) Affected Products and Versions The cURL component is only used in the CMI integration and in the OSLC-based ClearQuest integration. ClearCase client version Status 8.0.1 through 8.0.1.4 Affected 8.0 through 8.0.0.11 Affected 7.1.2 through 7.1.2.14 Affected 7.1.0.x, 7.1.1.x (all versions and fix packs) Not affected 7.0.x Not affected Remediation/Fixes The solution is to upgrade to a fix pack of ClearCase that has a fix in the cURL component. Affected Versions Applying the fix 8.0.1.x Install Rational ClearCase Fix Pack 6 (8.0.1.6) 8.0.0.x Install Rational ClearCase Fix Pack 13 (8.0.0.13) 7.1.2.x Customers with extended support contracts should install Rational ClearCase Fix Pack 16 (7.1.2.16) Workarounds and Mitigations None Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS Guide On-line Calculator V2 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Acknowledgement None Change History * 10 December 2014: Original copy published *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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