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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2013.1750 Cisco ASA Management Connections Denial of Service 9 December 2013 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Cisco Adaptive Security Appliance Publisher: Cisco Systems Operating System: Cisco Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2013-6707 Original Bulletin: http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6707 - --------------------------BEGIN INCLUDED TEXT-------------------- Cisco Security Notice Cisco ASA Management Connections Denial of Service http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6707 CVE ID: CVE-2013-6707 Release Date: 2013 December 6 15:30 UTC (GMT) Last Updated: 2013 December 6 19:15 UTC (GMT) Related Documents: Summary A vulnerability in the Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause an affected system to become unresponsive to management session requests via SSH, Telnet, HTTP, and HTTPS. The vulnerability is due to a memory leak in the connection manager code when management flows are created. An attacker could exploit this vulnerability by creating several management session requests. Affected Products Product More Information CVSS Cisco Adaptive Security Appliance (ASA) Software CSCug33233 4.3/3.6 What Is a Cisco Security Notice? The Cisco Product Security Incident Response Team (PSIRT) publishes Cisco Security Notices to inform customers of low- to mid-level severity security issues involving Cisco products. Customers who wish to upgrade to a software version that includes fixes for these issues should contact their normal support channels. Free software updates will not be provided for issues that are disclosed through a Cisco Security Notice. For additional information about Cisco PSIRT publications, see the Cisco Security Vulnerability Policy at http://www.cisco.com/en/US/products/products_security_vulnerability_policy.html Customers Using Third-Party Support Organizations Customers may have Cisco products that are provided or maintained through prior or existing agreements with third-party support organizations, such as Cisco Partners, authorized resellers, or service providers. For these products, customers should consult their service providers or support organizations to ensure that any applied workaround or fix is the most appropriate in the intended network before it is deployed. Disclaimer THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME. A stand-alone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy, and may lack important information or contain factual errors. - --------------------------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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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 iQIVAwUBUqUlWBLndAQH1ShLAQJ4Dg//WZNi6Dt3n7BikNt0LnKahtwONqSwjvAh yHWYLk5vhLD07Shz97z3Zgjzbi0sBDw7kJvVCmre7Tm6QJM5Zce4lOChAmIznAoC vVH9yAdq8R5IVUk0jFT4fi+XIiVYWhttHz3bGJNKxX7NE7ri9tuzjmMxxlAotP+b sBrt/jxmdw95EbortFbtElnXkcfZB1vUBOzrI12nVowHBSF/itSjYG35gl2R90YQ cwvn0jdaYhLDH7XWTZLmmiv3p2kxNroXgI5dqDNX2zrD2x75jlT05PLppvSfsRz2 +OyIPtabwzaylHGe2VauAGfeq7G7mGNwHUAl60bnhdg186IuhCbs1ubVGoyNZNc2 HkjTXTlJDlgXXdz+LN2Cj3+eRfaKPBIom7zTw1S4slElecCQpOuOzyETxNhOJm9w Vk1MkImfUdUu10Os5CBa/7TIIHzM4LDyOdpfEODLnc4bUxPR3ycYmI2GAhptLnYS XLtv+I7QN+fE6IU14xbdHLnXu4EjG2efE4M+6WPtQo4CFqNa04DoA2B1NrgcUI73 wx6U4nv8QZdVAq8FO/Pa4M3zZDk9LW347u/QGYrlwK6MQzcRCNJSNDVOoHiNtVtk U9RGUgecszH4P07xM7F43YSsYaQB8Eb4BIMovN0tt0t/JSSZakyzbB0Xjqxk0H1x rY1I0Tg8x9Y= =/HXT -----END PGP SIGNATURE-----