Somewhat Interesting NIPC Alert

[Alfred Huger <ah () SECURITYFOCUS COM>]

NIPC ADVISORY 01-003

This advisory is an update to the NIPC Advisory 00-060, "E- Commerce
Vulnerabilities", dated December 1, 2000.   Since the advisory was
published, the FBI has continued to observe hacker activity targeting
victims associated with e-commerce or e- finance/banking businesses.
In  many cases, the hacker activity had been ongoing for several months
before the victim became aware of the intrusion.   The NIPC emphasizes
the recommendation that all computer network systems administrators
check relevant systems and consider applying the updated patches as
necessary, especially for systems related to e-commerce or e-
banking/financial businesses.  The patches are available on Microsoft=s
web site, and users should refer to the URLs listed below.

The following vulnerabilities have been previously reported:

Unauthorized Access to IIS Servers through Open Database
Connectivity (ODBC) Data Access with Remote Data Service (RDS):
Systems Affected:  Windows NT running IIS with RDS enabled.
Details: Microsoft Security Bulletin MS99-025, NIPC CyberNotes
99-22

http://www.microsoft.com/technet/security/bulletin/ms99-025.asp
http://www.nipc.gov/warnings/advisories/1999/99-027.htm,
http://www.nipc.gov/cybernotes/cybernotes.htm

Summary:  Allows unauthorized users to execute shell commands on the
IIS system as a privileged use; Allows unauthorized access to secured,
non-published files on the IIS system; On a multi-homed
Internet-connected IIS systems, using Microsoft Data Access Components
(MDAC), allows unauthorized users to tunnel Structured Query Language
(SQL) and other ODBC data requests through the public connection to a
private back-end network.

SQL Query Abuse Vulnerability
Affected Software Versions:  Microsoft SQL Server Version 7.0 and
Microsoft Data Engine (MSDE) 1.0
Details:  Microsoft Security Bulletin MS00-14, NIPC CyberNotes
20-05

http://www.microsoft.com/technet/security/bulletin/ms00-014.asp
http://www.nipc.gov/cybernotes/cybernotes.htm

Summary:  The vulnerability could allow the remote author of a malicious
SQL query to take unauthorized actions on a SQL Server or MSDE database.

Registry Permissions Vulnerability
Systems Affected:  Windows NT 4.0 Workstation, Windows NT 4.0
Server
Details:  Microsoft Security Bulletin MS00-008, NIPC CyberNotes
20-08 and 20-22


http://www.microsoft.com/technet/security/bulletin/ms00-008.asp
http://www.nipc.gov/cybernotes/cybernotes.htm
Summary: Users can modify certain registry keys such that:
        a malicious user could specify code to launch at
system crash
        a malicious user could specify code to launch at
next login
        an unprivileged user could disable security measures

Web Server File Request Parsing

While they have not been shown to be a vector for the current attacks,
Microsoft has advised us that the vulnerabilities addressed by Microsoft
bulletin MS00-086 are very serious, and we encourage web site operators
to consider applying the patch provided with this bulletin as well as
the three that are under active exploitation.

http://www.microsoft.com/technet/security/bulletin/ms00-014.asp
http://www.nipc.gov/cybernotes/cybernotes.htm

Summary:  The vulnerability could allow a malicious user to run
system commands on a web server.

New Information:  In addition to the above exploits, several filenames
have been identified in connection with the intrusions, specific to
Microsoft Windows NT systems.  The presence of any of these files on
your system should be reviewed carefully because they may indicate that
your system has been compromised:
ntalert.exe
sysloged.exe
tapi.exe
20.exe
21.exe
25.exe
80.exe
139.exe
1433.exe
1520.exe
26405.exe
i.exe

In addition, system administrators may want to check for the
unauthorized presence of any of the following executable files, which
are often used as hacking tools:
lomscan.exe
mslom.exe
lsaprivs.exe
pwdump.exe
serv.exe
smmsniff.exe

Recipients of this Advisory are encouraged to report computer crime to
the NIPC Watch at (202) 323-3204/3205/3206.  Incidents may also be
reported online at  www.nipc.gov/incident/cirr.htm.



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