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CERT-In Monthly Security Bulletin October 2006
Cyber Intrusion Trends
In this month 43 security incidents were reported to CERT-In from various national/ International agencies. A large number of phishing incidents were reported in this month as shown in the chart below. 9% incidents related to virus/worm under the malicious code category and 21% unauthorized scanning incidents were reported. As compared to previous month phishing incidents have increased and scanning incidents have decreased.

Cyber Intrusion during October 2006

Indian Websites Defacement

In total 244 Indian websites were defaced during this month. Mostly the websites under .com domain were defaced by the hacker groups. A chart depicting Top Level Domain(TLD) wise defacements is shown in the figure.

Statistics of Defaced Indian Websites  in October 2006

Open proxy servers

Any proxy server that doesn't restrict its client base to its own set of clients and allows any other client to connect to it, is known as an open proxy server. An open proxy server will accept client connections from any IP address and make connections to any Internet resource.

CERT-In tracked 79 open proxy servers functioning in India during October 2006. All the concerned ISPs were alerted immediately to shut down the open proxy servers. A bar chart of open proxy servers tracked during this year is shown in the figure.

Statistics of Open Proxy Server tracked during 2006 (up to October)

Security Alerts

The critical and medium vulnerabilities in various Operating Systems, Application software and Network devices discovered during October 2006 and their countermeasures alongwith wide-spreading malicious code like virus/ worm/Trojan are given below:

High Vulnerabilities
Microsoft
Title of Vulnerability
Discovery/Publish Date
CERT-In References & Patch Information
Microsoft PowerPoint
Microsoft PowerPoint Remote Code Execution Vulnerability
October 11, 2006
CIVN-2006-96
Microsoft Excel

Microsoft Excel Malformed DATETIME Record, STYLE Record, Lotus file, COLINFO Record Vulnerabilities

October 11, 2006
CIVN-2006-97
Microsoft Word

Multiple Remote Code Execution Vulnerabilities in Microsoft Word

October 11, 2006
CIVN-2006-98
Microsoft XML
Microsoft XML Core Services vulnerabilities
October 11, 2006
CIVN-2006-99
Microsoft Office Microsoft Office Multiple Vulnerabilities
October 11, 2006
CIVN-2006-100
Microsoft
Multiple Vulnerabilities in Microsoft Windows, Microsoft Office and Microsoft XML Core Services
October 11, 2006
CIAD-2006-37
Database
Title of Vulnerability
Discovery/Publish Date
CERT-In References & Patch Information
Oracle
Multiple Remote SQL Injection and Security Bypass Vulnerabilities in Oracle Products
October 18, 2006
CIAD-2006-38
Unix
Title of Vulnerability
Discovery/Publish Date
CERT-In References & Patch Information
PHP
PHP unserialize() Array Creation Integer Overflow vulnerability
October 12, 2006
CIVN-2006-104
Apache

Apache Mod_TCL Remote Format String Vulnerability

October 17, 2006

CIVN-2006-106

Opera Opera Software Opera Web Browser URL Parsing Heap Overflow Vulnerability
October 17, 2006
CVE-2006-4819
Mambo Mambo MambWeather Module "mosConfig_absolute_path" File Inclusion
October 23, 2006
CVE-2006-5519
OpenSSH Multiple vulnerabilities in OpenSSH
October 29, 2006
CVE-2006-5051
CVE-2006-5052
Medium Vulnerabilities
Microsoft
Title of Vulnerability
Discovery/Publish Date
CERT-In References & Patch Information
Microsoft Windows
Microsoft .NET Framework 2.0(ASP.NET 2.0) Cross-Site Scripting Vulnerability
October 11, 2006
CIVN-2006-95
Microsoft Internet Explorer Denial of Service in Server Service Vulnerability
October 11, 2006
CIVN-2006-101
Microsoft Windows Multiple Denial of Service Vulnerabilities in Microsoft Windows TCP/IP IPv6
October 11, 2006
CIVN-2006-102
Microsoft Windows Microsoft Windows Object Packager Dialogue Spoofing Vulnerability
October 11, 2006
CIVN-2006-103
Microsoft Windows Microsoft Windows NAT Helper Components DNS Denial of Service Vulnerability
October 31, 2006
CIVN-2006-108
Microsoft Internet Explorer Microsoft Internet Explorer 7 Popup Address Bar Spoofing Vulnerability
October 28, 2006
CIVN-2006-107
Unix
Title of Vulnerability
Discovery/Publish Date
CERT-In References & Patch Information
Linux Kernel
Linux Kernel "clip_mkip()" Denial of Service Vulnerability
October 13, 2006
CIVN-2006-105
PHP

PHP "ini_restore()" Security Bypass Vulnerability

October 10, 2006
CVE-2006-4625
Python Python "repr()" Function Unicode String Handling Buffer Overflow Vulnerability
October23, 2006
CVE-2006-4980
Linux kdelibs integer overflow vulnerability
October23, 2006
CVE-2006-4811
PHP-Nuke

PHP-Nuke "eid" SQL Injection Vulnerability

October23, 2006
CVE-2006-5525
Malicious Code Threats
Title of Malicious Code
Type
Overview
Aliases
Discovery Date
References
Instant Messaging Worm_Sohanad Worm It is propagating in the wild via instant messaging applications like Yahoo instant messenger. It sends messages with malicious links to all the addresses contain in the contact list of Yahoo messenger user
No Alias W32.Imaut.A [Symantec], WORM_SOHANAD.A [Trend Micro]
October 3, 2006

http://www.cert-in.org.in/virus/worm_sohanad.htm

W32.Wikedir@mm
worm
It is a worm that spreads through email and file sharing networks. The worm installs a copy of backdoor on to the compromised computer.
No Alias
October 17, 2006

http://www.symantec.com/enterprise/security_response/writeup.jsp?
docid=2006-101715-1841-99&tabid=1

Security Guidelines

In this month CERT-In published a security guideline on Securing IIS 6.0 Web Server. A secure web server provides a foundation for the organization's hosting environment, where its configuration plays a critical role in the overall security of the Web applications and services . This guideline provides a step-by-step approach to secure the IIS 6.0 Web Server hosted on Windows 2003 platform. The guideline is available at

http://www.cert-in.org.in/knowledgebase/guidelines/cisg-2006-01.htm

Security Workshop

Workshop for Points-of-Contact from critical sectors on Cyber Security ( 31st October, 2006 )

CERT-In organised the Workshop for the points of contact from critical sectors. The workshop was attended by chief information officers from the critical sectors. The workshop covered topics on Cyber Security and critical information infrastructure protection and case studies. The presentation material of the workshop is available at

http://cert-in.org.in/training/31oct06.htm

Security News

Cabinet approves changes in IT Act
[ 16 Oct, 2006 1731hrs IST INDIATIMES NEWS NETWORK ]

DELHI : The Union Cabinet on Monday gave its approval to the amendment proposed in the Information Technology Act, 2000. The Information Technology Act was originally enacted in the year 2000, which primarily aimed to boost e-commerce in the country and also to create an enabling environment for e-Governance in the country. It provides a legal framework for transactions carried out using computers and the Internet technologies.

The Act was enacted keeping in view the technology directions and scenario existing at that time. As the technology is an ever-evolving process for providing efficient and cost effective options, it was felt that a fresh look into the technology driven law needs to be given.