-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Title: [CAID 35525, 35526]: CA Products Arclib Library Denial of Service Vulnerabilities CA Vuln ID (CAID): 35525, 35526 CA Advisory Date: 2007-07-24 Reported By: CVE-2006-5645 - Titon of BastardLabs and Damian Put working with the iDefense VCP. CVE-2007-3875 - An anonymous researcher working with the iDefense VCP. Sergio Alvarez of n.runs AG also reported these issues. Impact: A remote attacker can cause a denial of service. Summary: CA products that utilize the Arclib library contain two denial of service vulnerabilities. The first vulnerability, CVE-2007-3875, is due to an application hang when processing a specially malformed CHM file. The second vulnerability, CVE-2006-5645, is due to an application hang when processing a specially malformed RAR file. Mitigating Factors: None Severity: CA has given these vulnerabilities a Medium risk rating. Affected Products: CA Anti-Virus for the Enterprise (formerly eTrust Antivirus) 7.0, 7.1, r8, r8.1 CA Anti-Virus 2007 (v8) eTrust EZ Antivirus r7, r6.1 CA Internet Security Suite 2007 (v3) eTrust Internet Security Suite r1, r2 eTrust EZ Armor r1, r2, r3.x CA Threat Manager for the Enterprise (formerly eTrust Integrated Threat Management) r8 CA Anti-Virus Gateway (formerly eTrust Antivirus eTrust Antivirus Gateway) 7.1 CA Protection Suites r2, r3 CA Secure Content Manager (formerly eTrust Secure Content Manager) 1.1, 8.0 CA Anti-Spyware for the Enterprise (Formerly eTrust PestPatrol) r8, 8.1 CA Anti-Spyware 2007 Unicenter Network and Systems Management (NSM) r3.0, r3.1, r11, r11.1 BrightStor ARCserve Backup v9.01, r11 for Windows, r11.1, r11.5 BrightStor Enterprise Backup r10.5 BrightStor ARCserve Client agent for Windows eTrust Intrusion Detection 2.0 SP1, 3.0, 3.0 SP1 CA Common Services (CCS) r11, r11.1 CA Anti-Virus SDK (formerly eTrust Anti-Virus SDK) Status and Recommendation: CA has provided an update to address the vulnerabilities. The updated Arclib library is provided in automatic content updates with most products. Ensure that the latest content update is installed. In the case where automatic updates are not available, use the following product specific instructions. CA Secure Content Manager 1.1: Apply QO89469. CA Secure Content Manager 8.0: Apply QO87114. Unicenter Network and Systems Management (NSM) r3.0: Apply QO89141. Unicenter Network and Systems Management (NSM) r3.1: Apply QO89139. Unicenter Network and Systems Management (NSM) r11: Apply QO89140. Unicenter Network and Systems Management (NSM) r11.1: Apply QO89138. CA Common Services (CCS) r11: Apply QO89140. CA Common Services (CCS) r11.1: Apply QO89138. CA Anti-Virus Gateway 7.1: Apply QO89381. eTrust Intrusion Detection 2.0 SP1: Apply QO89474. eTrust Intrusion Detection 3.0: Apply QO86925. eTrust Intrusion Detection 3.0 SP1: Apply QO86923. CA Protection Suites r2: Apply updates for CA Anti-Virus 7.1. BrightStor ARCserve Backup and BrightStor ARCserve Client agent for Windows: Manually replace the arclib.dll file with the one provided in the CA Anti-Virus 7.1 fix set. 1. Locate and rename the existing arclib.dll file. 2. Download the CA Anti-Virus 7.1 patch that matches the host operating system. 3. Unpack the patch and place the arclib.dll file in directory where the existing arclib.dll file was found in step 1. 4. Reboot the host. CA Anti-Virus 7.1 (non Windows): T229327 – Solaris – QO86831 T229328 – Netware – QO86832 T229329 – MacPPC – QO86833 T229330 – MacIntel – QO86834 T229331 – Linux390 – QO86835 T229332 – Linux – QO86836 T229333 – HP-UX – QO86837 CA Anti-Virus 7.1 (Windows): T229337 – NT (32 bit) – QO86843 T229338 – NT (AMD64) – QO86846 CA Threat Manager for the Enterprise r8.1 (non Windows): T229334 – Linux – QO86839 T229335 – Mac – QO86828 T229336 – Solaris – QO86829 How to determine if you are affected: For products on Windows: 1. Using Windows Explorer, locate the file “arclib.dll”. By default, the file is located in the “C:\Program Files\CA\SharedComponents\ScanEngine” directory(*). 2. Right click on the file and select Properties. 3. Select the Version tab. 4. If the file version is earlier than indicated in the table below, the installation is vulnerable. File Name File Version arclib.dll 7.3.0.9 *For eTrust Intrusion Detection 2.0 the file is located in “Program Files\eTrust\Intrusion Detection\Common”, and for eTrust Intrusion Detection 3.0 and 3.0 sp1, the file is located in “Program Files\CA\Intrusion Detection\Common”. For CA Anti-Virus r8.1 on non-Windows: Use the compver utility provided on the CD to determine the version of arclib.dll. The same version information above applies. Workaround: None References (URLs may wrap): CA SupportConnect: http://supportconnect.ca.com/ Security Notice for CA Products Containing Arclib http://supportconnectw.ca.com/public/antivirus/infodocs/caprodarclib-secnot .asp Solution Document Reference APARs: QO89469, QO87114, QO89141, QO89139, QO89140, QO89138, QO89140, QO89138, QO89381, QO89474, QO86925, QO86923, QO86831, QO86832, QO86833, QO86834, QO86835, QO86836, QO86837, QO86843, QO86846, QO86839, QO86828, QO86829 CA Security Advisor posting: CA Products Arclib Library Denial of Service Vulnerabilities http://www.ca.com/us/securityadvisor/newsinfo/collateral.aspx?cid=149847 CA Vuln ID (CAID): 35525, 35526 http://www.ca.com/us/securityadvisor/vulninfo/vuln.aspx?id=35525 http://www.ca.com/us/securityadvisor/vulninfo/vuln.aspx?id=35526 Reported By: CVE-2006-5645 - Titon of BastardLabs and Damian Put working with the iDefense VCP. CVE-2007-3875 - An anonymous researcher working with the iDefense VCP. Sergio Alvarez of n.runs AG also reported these issues. iDefense advisories: Computer Associates AntiVirus CHM File Handling DoS Vulnerability http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=567 Multiple Vendor Antivirus RAR File Denial of Service Vulnerability http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=439 CVE References: CVE-2006-5645, CVE-2007-3875 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5645 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3875 OSVDB References: Pending http://osvdb.org/ Changelog for this advisory: v1.0 - Initial Release Customers who require additional information should contact CA Technical Support at http://supportconnect.ca.com. For technical questions or comments related to this advisory, please send email to vuln AT ca DOT com. If you discover a vulnerability in CA products, please report your findings to vuln AT ca DOT com, or utilize our "Submit a Vulnerability" form. URL: http://www.ca.com/us/securityadvisor/vulninfo/submit.aspx Regards, Ken Williams ; 0xE2941985 Director, CA Vulnerability Research CA, 1 CA Plaza, Islandia, NY 11749 Contact http://www.ca.com/us/contact/ Legal Notice http://www.ca.com/us/legal/ Privacy Policy http://www.ca.com/us/privacy/ Copyright (c) 2007 CA. All rights reserved. -----BEGIN PGP SIGNATURE----- Version: PGP Desktop 9.5.3 (Build 5003) wj8DBQFGpp9beSWR3+KUGYURAplHAJ4paEd/cX+2AxdBWfnw2zhfjAGQwACfW+mo tCqbonQi4DvtQ9a45c65y70= =o8Ac -----END PGP SIGNATURE-----