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Description

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These VMware server products use a version of OpenSSL for securing remote 

management connections that has known vulnerabilities that can expose 

systems to denial of service attacks: 



 - VMware GSX Server 2.5.1 (for Windows and Linux systems) build 5336 and 

   earlier 

 - VMware ESX Server 2.0 build 5257 and earlier 

 - VMware ESX Server 1.5.2 (all versions) 





Details/Impact

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Certain ASN.1 encodings and tag values can cause stack corruption and out 

of bounds reads in OpenSSL that can be exploited in denial of service 

attacks. For details, see 



www.openssl.org/news/secadv_20030930.txt 

cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0545 

cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0543 

cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0544 



VMware GSX Server 2.5.1 (for Windows and Linux systems) build 5336, 

VMware ESX Server 2.0 build 5257 and ESX Server 1.5.2 (all versions) 

install OpenSSL version 0.9.7b as part of the Management Interface, 

Remote Console, and Scripting API packages. OpenSSL version 0.9.7b is 

subject to the above vulnerabilities.





Resolutions

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VMware has made OpenSSL patches available to correct the reported 

vulnerabilities. These patches update GSX Server and ESX Server systems 

and remote console clients with OpenSSL version 0.9.7c.



VMware stongly urges GSX Server and ESX Server customers to apply the 

OpenSSL patches as soon as possible.  



GSX Server patch installation instructions are at:

http://www.vmware.com/support/kb/enduser/std_adp.php?p_faqid=1164



ESX Server patch installation instructions are at:

http://www.vmware.com/support/kb/enduser/std_adp.php?p_faqid=1167





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