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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2012.0977.2 Multiple Vulnerabilities in Cisco ASA 5500 Series Adaptive Security Appliances and Cisco Catalyst 6500 Series ASA Services Module 11 October 2012 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco ASA 5500 Series Cisco Catalyst 6500 Series ASASM Publisher: Cisco Systems Operating System: Cisco Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2012-4663 CVE-2012-4662 CVE-2012-4661 CVE-2012-4660 CVE-2012-4659 CVE-2012-4643 Original Bulletin: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-asa Revision History: October 11 2012: Added CVEs October 11 2012: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Multiple Vulnerabilities in Cisco ASA 5500 Series Adaptive Security Appliances and Cisco Catalyst 6500 Series ASA Services Module Advisory ID: cisco-sa-20121010-asa Revision 1.0 For Public Release 2012 October 10 16:00 UTC (GMT) - - ---------------------------------------------------------------------- Summary ======= Cisco ASA 5500 Series Adaptive Security Appliances (ASA) and Cisco Catalyst 6500 Series ASA Services Module (ASASM) may be affected by the following vulnerabilities: DHCP Memory Allocation Denial of Service Vulnerability SSL VPN Authentication Denial of Service Vulnerability SIP Inspection Media Update Denial of Service Vulnerability DCERPC Inspection Buffer Overflow Vulnerability Two DCERPC Inspection Denial Of Service Vulnerabilities These vulnerabilities are independent of each other; a release that is affected by one of the vulnerabilities may not be affected by the others. Successful exploitation of any of these vulnerabilities could allow an unauthenticated remote attacker to trigger a reload of the affected device. Exploitation of the DCERPC Inspection Buffer Overflow Vulnerability could additionally cause a stack overflow and possibly the execution of arbitrary commands. Cisco has released free software updates that address these vulnerabilities. Workarounds are available for some of these vulnerabilities. This advisory is available at the following link: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-asa Note: The Cisco Firewall Services Module for Cisco Catalyst 6500 and Cisco 7600 Series (FWSM) may be affected by some of the vulnerabilities listed above. A separate Cisco Security Advisory has been published to disclose the vulnerabilities that affect the Cisco FWSM. This advisory is available at: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20121010-fwsm The Cisco ASA 1000V Cloud Firewall and Cisco ASA-CX Context-Aware Security are not affected by any of these vulnerabilities. - -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.18 (Darwin) Comment: GPGTools - http://gpgtools.org iF4EAREIAAYFAlB1jRsACgkQUddfH3/BbTo1RwD+NHNKsAkrc/dZ+XAhDtqAyVIY xaVp6BpwmKAnBbDtwVQA/jXPlWJbmNmSOiHTAI30KkXahf9Bi9+bIvnQyeUI6aUM =Ncu5 - -----END PGP SIGNATURE----- - --------------------------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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBUHZpcO4yVqjM2NGpAQLhJQ//QzATME7oyTDIdiMW5TTlvb1Y3NBmlODp PB8sWzVT6OmkhZ2DbpnhHAuxh0cdB8/C1QK1BJTrFPWZoU2Tkk9sRh9pvn5Nh4xa 958PV8wXWm4cSPdin28evq+/Wicg6p29SjZXDP5U5mAShws573o3bSkY+mMk4tsd FF5abu4LizWsUwSUH3Es4QI3Repz/EAKMU6lv1yJI3ZVXTbsfBkQdmLLMEgrgQ9z UOaqDP8mVzcH0QR+x6Yi+7cN7GqFTLXNqfDdtxJzZ1RunVv6c9JM8KlnGVx1V/7V IW7XHsMZunHIO80kPZAfR/9p9Uqr2mId+cjBGe/N0MEMpORJ9419SOxeYSkkMIpK mQ90c1uIxyNkCdEKU7p8fT37v6M0hBNcMQmkjXo/p4doJ8o2YUM5YGJ9gm3ZT5kv iqVYWc5Zuj++jWtOM5t3ovT4SRkUbMZ3rACyf//g+yL4GONtBxi8+Yu5Dayk4QSy CQVI3XKTPr1XM0z0CmBHmjMwbyrHth9+UjAKdU33ZbNSEByTJ/iPfHwpJmyCHOjv CPwGLO9M5c7duym9N9vbZ8bHf+KrXMQJmcwGfyflmi4s3SoTjOMUc/s3EUIX1jWj 7iP/0oTRxbgGVckJqRy8W0r7PAhbmcwevMIcc5GgvxzMruHsTXlLnVTdyFdgnKOs mHN8OIzFnd4= =EqeJ -----END PGP SIGNATURE-----