1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
|
Rule:
--
Sid:
1595
--
Summary:
This event is generated when an attempt is made to exploit a buffer overflow vulnerability associated with FrontPage Server Extension software.
--
Impact:
Remote access. This attack may permit exeuction of arbitrary commands on the vulnerable server.
--
Detailed Information:
Microsoft FrontPage 97 and 98 Server Extensions are shipped with htimage.exe and imagemap.exe files that provide image-mapping support on the server for legacy browsers. There is a vulnerability associated with the htimage.exe file because of unchecked buffers that may permit execution of arbitrary code on the vulnerable server.
--
Affected Systems:
Microsoft Exchange Server 5.5 and Microsoft Exchange Server 5.5 SP1, SP2, SP3, SP4
--
Attack Scenarios:
An attacker can craft a special URL referencing the htimage.exe file that causes a buffer overflow, allowing execution of arbitrary commands on the vulnerable server.
--
Ease of Attack:
Simple.
--
False Positives:
None Known.
--
False Negatives:
None Known.
--
Corrective Action:
Remove the htimage.exe and imagemap.exe files from the server.
--
Contributors:
Original rule writer unknown
Modified by Brian Caswell <bmc@sourcefire.com>
Sourcefire Research Team
Judy Novak <judy.novak@sourcefire.com>
--
Additional References:
nessus
http://cgi.nessus.org/plugins/dump.php3?id=10376
CVE
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2000-0256
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2000-0122
Bugtraq
http://www.securityfocus.com/bid/1117
--
|