TITLE:
Ironport AsyncOS RFC2397 Bypass Weakness

SECUNIA ADVISORY ID:
SA13848

VERIFY ADVISORY:
http://secunia.com/advisories/13848/

CRITICAL:
Not critical

IMPACT:
Security Bypass

WHERE:
>From remote

OPERATING SYSTEM:
IronPort AsyncOS
http://secunia.com/product/4514/

DESCRIPTION:
Darren Bounds has reported a weakness in IronPort AsyncOS, which
allows malware to bypass detection.

For more information:
SA13792

This has been reported to affect IronPort with Sophos AV - Engine
3.88 IDE Serial. Other versions may also be affected.

SOLUTION:
Do not rely solely on gateway / perimeter security.

Apply patches to fix vulnerabilities in client software and apply
other defence in depth measures.

PROVIDED AND/OR DISCOVERED BY:
Darren Bounds, Intrusense.

OTHER REFERENCES:
SA13792:
http://secunia.com/advisories/13792/

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