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» AL-2008.0082 -- [Win][UNIX/Linux][Juniper][Cisco] --...
AL-2008.0082 -- [Win][UNIX/Linux][Juniper][Cisco] -- DNS cache poisoning vulnerability information allegedly leaked to the public
22 July 2008
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== A U S C E R T A L E R T AL-2008.0082 -- AUSCERT ALERT [Win][UNIX/Linux][Juniper][Cisco] DNS cache poisoning vulnerability information allegedly leaked to the public 22 July 2008 =========================================================================== AusCERT Alert Summary --------------------- Product: DNS Operating System: UNIX variants (UNIX, Linux, OSX) Windows Juniper Cisco Impact: Provide Misleading Information Access: Remote/Unauthenticated CVE Names: CVE-2008-1447 Ref: AL-2008.0080 Revision History: July 22 2008: Public release July 22 2008: Initial Release OVERVIEW Technical information regarding the recent DNS cache poisoning vulnerability may have been leaked to the general public . This increases the likelihood of exploit code being made available. IMPACT Vulnerable DNS software may be tricked into supplying incorrect IP addresses for requested hostnames, thus allowing an attacker to redirect internet traffic to another, possibly malicious, site. MITIGATION DNS client and server software should be upgraded to a non-vulnerable version as soon as possible. Information on affected software can be found in AusCERT Alert AL-2008.0080 . REFERENCES  Invisible Denizen Blog http://blog.invisibledenizen.org/2008/07/kaminskys-dns-issue-accidentally-leaked.html  Matasano Security Confirmation http://www.matasano.com/log/1105/regarding-the-post-on-chargen-earlier-today/  AL-2008.0080 - Multiple DNS implementations vulnerable to cache poisoning http://www.auscert.org.au/9546 AusCERT has made every effort to ensure that the information contained in this document is accurate. However, the decision to use the information described is the responsibility of each user or organisation. 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. If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: email@example.com 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 iQCVAwUBSIV1NSh9+71yA2DNAQKQSAP8CUdaB1BOtZCsN8+YEMw9Y71OK9uWZghV y7FSrrVfbL7UuPfchyR0nPHUYZlNKZY5yAHFog9wgC56JkSlXOMCor8EJfJZUZvg 98vD6Vg1T47cPLw3l9abjIxtR3+RG8uJMA260hO061yFzy+97ngUiE9iMfgMX3A8 8Pi7qwrnfrM= =FMHq -----END PGP SIGNATURE-----
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