[security-alerts] FW: [SA17581] Openswan ISAKMP IKE Message Processing Denial of Service

["Kazennov, Vladimir" <Vladimir.Kazennov@xxxxxxxxxx>]

> 
> 
> TITLE:
> Openswan ISAKMP IKE Message Processing Denial of Service
> 
> SECUNIA ADVISORY ID:
> SA17581
> 
> VERIFY ADVISORY:
> http://secunia.com/advisories/17581/
> 
> CRITICAL:
> Moderately critical
> 
> IMPACT:
> DoS
> 
> WHERE:
> From remote
> 
> SOFTWARE:
> Openswan 2.x
> http://secunia.com/product/3624/
> 
> DESCRIPTION:
> Two vulnerabilities have been reported in openswan-2, which can be
> exploited by malicious people to cause a DoS (Denial of Service).
> 
> 1) An error in the handling of IKE packets with an invalid 3DES key
> length can be exploited to cause a DoS.
> 
> 2) An unknown error in the handling of certain specially crafted IKE
> packets can be exploited to cause a DoS.
> 
> The vulnerabilities are related to:
> SA17553
> 
> The vulnerabilities have been reported in versions prior to 2.4.2.
> 
> SOLUTION:
> Vulnerability #1 has been fixed in version 2.4.2.
> http://www.openswan.org/download/
> 
> ORIGINAL ADVISORY:
> http://www.openswan.org/niscc2/
> 
> OTHER REFERENCES:
> SA17553:
> http://secunia.com/advisories/17553/
>