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     áòèé÷ :: Security-alerts
Security-Alerts mailing list archive (security-alerts@yandex-team.ru)

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[security-alerts] FW: [SA17254] Ethereal Multiple Protocol Dissector and PCRE Vulnerabilities



> 
> TITLE:
> Ethereal Multiple Protocol Dissector and PCRE Vulnerabilities
> 
> SECUNIA ADVISORY ID:
> SA17254
> 
> VERIFY ADVISORY:
> http://secunia.com/advisories/17254/
> 
> CRITICAL:
> Highly critical
> 
> IMPACT:
> DoS, System access
> 
> WHERE:
> From remote
> 
> SOFTWARE:
> Ethereal 0.x
> http://secunia.com/product/1228/
> 
> DESCRIPTION:
> Multiple vulnerabilities have been reported in Ethereal, which can be
> exploited by malicious people to cause a DoS (Denial of Service) or
> compromise a vulnerable system.
> 
> 1) Various types of errors including NULL pointer dereference errors,
> divide by zero error, infinite loop errors, and boundary errors exist
> in a multitude of protocol dissectors.
> 
> 2) Ethereal Windows installer ships with a vulnerable version of the
> PCRE library.
> 
> For more information:
> SA16502
> 
> Successful exploitation causes Ethereal to stop responding, exhaust
> system memory, crash, or execute arbitrary code.
> 
> The vulnerabilities have been reported in versions 0.7.7 through
> 0.10.12.
> 
> SOLUTION:
> Update to version 0.10.13.
> http://www.ethereal.com/download.html
> 
> PROVIDED AND/OR DISCOVERED BY:
> The vendor credits iDEFENSE for reporting a buffer overflow in the
> SRVLOC dissector.
> 
> ORIGINAL ADVISORY:
> http://www.ethereal.com/appnotes/enpa-sa-00021.html
> 
> OTHER REFERENCES:
> SA16502:
> http://secunia.com/advisories/16502/
> 




 




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