9.3 - KB2219475

Executive Summary

This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.

Summary
Title	Vulnerability in Windows Help and Support Center Could Allow Remote Code Execution

Informations
Name	KB2219475	First vendor Publication	2010-06-10
Vendor	Microsoft	Last vendor Modification	2010-07-13
Severity (Vendor)	N/A	Revision	2.0

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score	NA
Base Score	NA	Environmental Score	NA
impact SubScore	NA	Temporal Score	NA
Exploitabality Sub Score	NA

Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score	9.3	Attack Range	Network
Cvss Impact Score	10	Attack Complexity	Medium
Cvss Expoit Score	8.6	Authentication	None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Microsoft has completed the investigation into a public report of this vulnerability. We have issued MS10-042 to address this issue. For more information about this issue, including download links for an available security update, please review MS10-042. The vulnerability addressed is the Help Center URL Validation Vulnerability - CVE-2010-1885.

Original Source

Url : http://www.microsoft.com/technet/security/advisory/2219475.mspx

CWE : Common Weakness Enumeration

%	Id	Name
50 %	CWE-79	Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)
50 %	CWE-78	Improper Sanitization of Special Elements used in an OS Command ('OS Command Injection') (CWE/SANS Top 25)

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:11733

Oval ID:	oval:org.mitre.oval:def:11733
Title:	Help Center URL Validation Vulnerability
Description:	The MPC::HexToNum function in helpctr.exe in Microsoft Windows Help and Support Center in Windows XP and Windows Server 2003 does not properly handle malformed escape sequences, which allows remote attackers to bypass the trusted documents whitelist (fromHCP option) and execute arbitrary commands via a crafted hcp:// URL, aka "Help Center URL Validation Vulnerability."
Family:	windows	Class:	vulnerability
Reference(s):	CVE-2010-1885	Version:	3
Platform(s):	Microsoft Windows XP Microsoft Windows Server 2003	Product(s):
Definition Synopsis:
Vulnerable Microsoft Windows XP (x86) SP2 Microsoft Windows XP (x86) SP2 is installed AND Helpsvc.exe version is less than 5.1.2600.3720 OR Vulnerable Microsoft Windows XP (x86) SP3 Microsoft Windows XP (x86) SP3 is installed AND Helpsvc.exe version is less than 5.1.2600.5997 OR Vulnerable Microsoft Windows XP x64 SP2, Server 2003 x86/x64/ia64 SP2 IF Microsoft Windows XP x64 Edition SP2 is installed AND Microsoft Windows Server 2003 SP2 (x86) is installed AND Microsoft Windows Server 2003 SP2 (x64) is installed AND Microsoft Windows Server 2003 (ia64) SP2 is installed AND Helpsvc.exe version is less than 5.2.3790.4726

CPE : Common Platform Enumeration

Type	Description	Count
Os	Microsoft Windows 2003 Server cpe:2.3:o:microsoft:windows_2003_server::sp2::::::* cpe:2.3:o:microsoft:windows_2003_server::sp2:itanium:::::	2
Os	Microsoft Windows Server 2003 cpe:2.3:o:microsoft:windows_server_2003::sp2::::::*	1
Os	Microsoft Windows Xp cpe:2.3:o:microsoft:windows_xp::sp3::::::* cpe:2.3:o:microsoft:windows_xp::sp2::::::* cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:::::*	3

SAINT Exploits

Description	Link
Windows Help and Support Center -FromHCP URL whitelist bypass	More info here

ExploitDB Exploits

id	Description
2010-09-20	Microsoft Help Center XSS and Command Execution

OpenVAS Exploits

Date	Description
2010-07-14	Name : Microsoft Help and Support Center Remote Code Execution Vulnerability (2229593) File : nvt/secpod_ms10-042.nasl
2010-06-11	Name : MS Windows Help and Support Center Remote Code Execution Vulnerability File : nvt/gb_ms_windows_help_n_support_center_code_exec_vuln.nasl

Open Source Vulnerability Database (OSVDB)

Id	Description
65529	Microsoft Windows Help and Support Center sysinfo/sysinfomain.htm svr Paramet... Microsoft Windows Help and Support Center contains a flaw that allows a remote cross-site scripting (XSS) attack. This flaw exists because the application does not validate the 'svr' parameter upon submission to the sysinfo/sysinfomain.htm page. This may allow a user to create a specially crafted URL that would execute arbitrary script code in a user's browser within the trust relationship between their browser and the server.
65264	Microsoft Windows hcp:// Protocol Handler MPC::HexToNum() Function String Mis... Microsoft Windows contains a flaw related to the 'MPC::HexToNum()' function in 'helpctr.exe' failing to properly handle escape sequences. This may allow a remote attacker to bypass the trusted documents whitelist and execute arbitrary commands via a crafted hcp:// URL directed to the sysinfomain.htm help document.

Description

65529

Microsoft Windows Help and Support Center sysinfo/sysinfomain.htm svr Paramet...

Microsoft Windows Help and Support Center contains a flaw that allows a remote cross-site scripting (XSS) attack. This flaw exists because the application does not validate the 'svr' parameter upon submission to the sysinfo/sysinfomain.htm page. This may allow a user to create a specially crafted URL that would execute arbitrary script code in a user's browser within the trust relationship between their browser and the server.

65264

Microsoft Windows hcp:// Protocol Handler MPC::HexToNum() Function String Mis...

Microsoft Windows contains a flaw related to the 'MPC::HexToNum()' function in 'helpctr.exe' failing to properly handle escape sequences. This may allow a remote attacker to bypass the trusted documents whitelist and execute arbitrary commands via a crafted hcp:// URL directed to the sysinfomain.htm help document.

Information Assurance Vulnerability Management (IAVM)

Date	Description
2010-07-15	IAVM : 2010-A-0095 - Microsoft Help and Support Center Remote Code Execution Vulnerability Severity : Category II - VMSKEY : V0024848

Snort® IPS/IDS

Date	Description
2014-01-10	Multiple exploit kit Payload detection - readme.dll RuleID : 27898 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - calc.dll RuleID : 27897 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - contacts.dll RuleID : 27896 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - info.dll RuleID : 27895 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - about.dll RuleID : 27894 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	iFramer toolkit injected iframe detected - specific structure RuleID : 27271 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page retrieval RuleID : 27072 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page retrieval RuleID : 27071 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - info.dll RuleID : 26508 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit jar file downloaded RuleID : 26434 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Nuclear exploit kit landing page RuleID : 26343 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Nuclear exploit kit landing page - specific structure RuleID : 26342 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Nuclear exploit kit landing page RuleID : 26341 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page retrieval - ff.php RuleID : 26339 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	IFRAMEr injection detection - leads to exploit kit RuleID : 26338 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page - specific structure RuleID : 26337 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page retrieval RuleID : 26227 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit 32-alpha jar request RuleID : 25798 - Revision : 10 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit redirection successful RuleID : 25611 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page RuleID : 25569 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page retrieval RuleID : 25568 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Multiple Exploit Kit Payload detection - setup.exe RuleID : 25526 - Revision : 2 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit redirection successful RuleID : 25388 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - readme.exe RuleID : 25387 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - about.exe RuleID : 25386 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - calc.exe RuleID : 25385 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - contacts.exe RuleID : 25384 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit Payload detection - info.exe RuleID : 25383 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Multiple exploit kit malicious jar file dropped RuleID : 25382 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit url structure detected RuleID : 25043 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit redirection successful RuleID : 24638 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit redirection page - specific structure RuleID : 24637 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit redirection page - specific structure RuleID : 24636 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page download attempt RuleID : 24608 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page received - specific structure RuleID : 24593 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page download attempt RuleID : 24548 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page download attempt RuleID : 24547 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page download attempt RuleID : 24546 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole admin page outbound access attempt RuleID : 24544 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackhole admin page inbound access attempt RuleID : 24543 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit fallback executable download RuleID : 24501 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole - Cookie Set RuleID : 24475 - Revision : 3 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page Received RuleID : 24228 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 - URI Structure RuleID : 24227 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackholev2 exploit kit landing page received RuleID : 24226 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole possible email Landing to 8 chr folder RuleID : 24171 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure RuleID : 24054 - Revision : 10 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure RuleID : 24053 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - fewbgazr catch RuleID : 23962 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - hwehes RuleID : 23850 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole redirection attempt RuleID : 23849 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole redirection attempt RuleID : 23848 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole redirection page RuleID : 23797 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - Math.round catch RuleID : 23786 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - Math.floor catch RuleID : 23785 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page RuleID : 23781 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page request - tkr RuleID : 23622 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch ... RuleID : 23619 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page download attempt RuleID : 23159 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch RuleID : 23158 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Nuclear Pack exploit kit binary download RuleID : 23157 - Revision : 10 - Type : EXPLOIT-KIT
2014-01-10	Nuclear Pack exploit kit landing page RuleID : 23156 - Revision : 11 - Type : EXPLOIT-KIT
2014-01-10	Blackhole redirection attempt RuleID : 22949 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole Exploit Kit javascript service method RuleID : 22088 - Revision : 12 - Type : EXPLOIT-KIT
2014-01-10	Blackhole landing redirection page RuleID : 22041 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole suspected landing page RuleID : 22040 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole suspected landing page RuleID : 22039 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit landing page with specific structure - Loading RuleID : 21876 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Possible exploit kit post compromise activity - taskkill RuleID : 21875 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Possible exploit kit post compromise activity - StrReverse RuleID : 21874 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - catch RuleID : 21661 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page Requested - /Index/index.php RuleID : 21660 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page Requested - /Home/index.php RuleID : 21659 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page RuleID : 21658 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page - specific structure RuleID : 21657 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch RuleID : 21646-community - Revision : 16 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch RuleID : 21646 - Revision : 16 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - BBB RuleID : 21581 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific header RuleID : 21549 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific header RuleID : 21539 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch RuleID : 21492-community - Revision : 22 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page with specific structure - prototype catch RuleID : 21492 - Revision : 22 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit JavaScript carat string splitting with hostile applet RuleID : 21438-community - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit JavaScript carat string splitting with hostile applet RuleID : 21438 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit URL - search.php?page= RuleID : 21348 - Revision : 8 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit URL - .php?page= RuleID : 21347 - Revision : 12 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit malicious jar download RuleID : 21346 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit malicious jar request RuleID : 21345 - Revision : 9 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit pdf download RuleID : 21344 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit pdf request RuleID : 21343 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit response RuleID : 21259 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit control panel access RuleID : 21141 - Revision : 7 - Type : EXPLOIT-KIT
2014-01-10	Eleanore exploit kit post-exploit page request RuleID : 21071 - Revision : 5 - Type : EXPLOIT-KIT
2014-01-10	Eleanore exploit kit pdf exploit page request RuleID : 21070 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Eleanore exploit kit exploit fetch request RuleID : 21069 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Eleanore exploit kit landing page RuleID : 21068 - Revision : 4 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page RuleID : 21045 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit landing page RuleID : 21044 - Revision : 6 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit post-compromise download attempt - .php?e= RuleID : 21043 - Revision : 10 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit post-compromise download attempt - .php?f= RuleID : 21042 - Revision : 11 - Type : EXPLOIT-KIT
2014-01-10	Blackhole exploit kit URL - main.php?page= RuleID : 21041 - Revision : 12 - Type : EXPLOIT-KIT
2014-01-10	Microsoft Windows Help Centre escape sequence XSS attempt RuleID : 16665 - Revision : 13 - Type : OS-WINDOWS

Nessus® Vulnerability Scanner

Date	Description
2010-07-13	Name : It is possible to execute arbitrary code on the remote Windows host through t... File : smb_nt_ms10-042.nasl - Type : ACT_GATHER_INFO
2010-06-18	Name : It may be possible to execute arbitrary code on the remote host using Windows... File : smb_kb_2219475.nasl - Type : ACT_GATHER_INFO

Alert History

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Date	Informations
2020-05-23 13:17:11	Multiple Updates
2014-02-17 11:38:37	Multiple Updates
2013-08-16 00:19:43	Multiple Updates
2013-05-11 00:46:43	Multiple Updates

Global Informations

Type	Count
CWE ID(s)	2
Oval ID(s)	1
CPE ID(s)	6
Saint Exploit(s)	1
osvdb(s)	2
ExploitDB Exploit(s)	1
Openvas Exploit(s)	2
IAVM(s)	1
Snort® Rule(s)	102
Nessus® Exploit(s)	2

	Related
9.3	VU#578319
9.3	MS10-042
9.3	CVE-2010-1885
4.3	CVE-2010-2265
Info : listing not affected by your CVSS Env Score

Same Subject	Severity
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