Update to NIPC Advisory 00-060 "E-Commerce Vulnerabilities"

[InfoSec News <isn () C4I ORG>]

http://www.nipc.gov/warnings/advisories/2001/01-003.htm

Issued 03/08/2001

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 and Warning Unit at (202) 323-3204/3205/3206. Incidents
may also be reported online at www.nipc.gov/incident/cirr.htm.

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