Symantec Messaging Gateway version 9.5.3-3 suffers from an out-of-band stored cross site scripting vulnerability via email. Unfortunately, as usual, the NCC group are withholding any details for three months.
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Critical vulnerability in Symantec Messaging Gateway
18 September 2012
Ben Williams of NCC Group has discovered a critical vulnerability in Symantec Messaging Gateway
Impact: Out-of-band stored XSS via email
Versions affected:
Symantec Messaging Gateway 9.5.3-3
An updated version of the software has been released to address the vulnerability:
http://www.symantec.com/security_response/securityupdates/detail.jsp?fid=security_advisory&pvid=security_advisory&year=2012&suid=20120827_00
NCC Group is going to withhold details of this flaw for three months. This three month window will allow users the time needed to apply the patch before the details are released to the general public. This reflects the NCC Group approach to responsible disclosure.
NCC Group Research
http://www.nccgroup.com
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