McAfee Email Gateway File Attachment Name NULL Character Handling Filter Bypass (SB10161)

This script is Copyright (C) 2016 Tenable Network Security, Inc.


Synopsis :

An email proxy server running on the remote host is affected by a
filter bypass vulnerability.

Description :

The McAfee Email Gateway (MEG) application running on the remote host
is affected by a flaw when processing email file attachments due to a
failure to remove NULL characters from the raw header value before it
is decoded. An unauthenticated, remote attacker can exploit this, via
a crafted file attachment, to bypass file filters and send arbitrary
files to the recipient.

See also :

https://kc.mcafee.com/corporate/index?page=content&id=SB10161

Solution :

Apply the relevant hotfix referenced in the vendor advisory.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N)
CVSS Temporal Score : 4.1
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: Misc.

Nessus Plugin ID: 91991 ()

Bugtraq ID:

CVE ID:

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