Windows Help Security Vulnerabilities

CVE-2024-23441

Vba32 Antivirus v3.36.0 is vulnerable to a Denial of Service vulnerability by triggering the 0x2220A7 IOCTL code of the Vba32m64.sys...

CVE-2015-1565

Cross-site scripting (XSS) vulnerability in the online help in Hitachi Device Manager, Tiered Storage Manager, Replication Manager, and Global Link Manager before 8.1.2-00, and Compute Systems Manager before 7.6.1-08 and 8.x before 8.1.2-00, as used in Hitachi Command Suite, allows remote...

CVE-2022-29072

7-Zip through 21.07 on Windows allows privilege escalation and command execution when a file with the .7z extension is dragged to the Help>Contents area. This is caused by misconfiguration of 7z.dll and a heap overflow. The command runs in a child process under the 7zFM.exe process. NOTE: multip...

CVE-2021-43326

Automox Agent before 32 on Windows incorrectly sets permissions on a temporary...

CVE-2021-43325

Automox Agent 33 on Windows incorrectly sets permissions on a temporary directory. NOTE: this issue exists because of a CVE-2021-43326...

CVE-2021-40444

Microsoft is investigating reports of a remote code execution vulnerability in MSHTML that affects Microsoft Windows. Microsoft is aware of targeted attacks that attempt to exploit this vulnerability by using specially-crafted Microsoft Office documents. An attacker could craft a malicious ActiveX....

CVE-2021-34481

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or...

CVE-2021-34527

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or...

CVE-2019-9896

In PuTTY versions before 0.71 on Windows, local attackers could hijack the application by putting a malicious help file in the same directory as the...

CVE-2017-0176

A buffer overflow in Smart Card authentication code in gpkcsp.dll in Microsoft Windows XP through SP3 and Server 2003 through SP2 allows a remote attacker to execute arbitrary code on the target computer, provided that the computer is joined in a Windows domain and has Remote Desktop Protocol...

CVE-2017-8461

Windows RPC with Routing and Remote Access enabled in Windows XP and Windows Server 2003 allows an attacker to execute code on a targeted RPC server which has Routing and Remote Access enabled via a specially crafted application, aka "Windows RPC Remote Code Execution...

CVE-2017-8487

Windows OLE in Windows XP and Windows Server 2003 allows an attacker to execute code when a victim opens a specially crafted file or program aka "Windows olecnv32.dll Remote Code Execution...

CVE-2017-7269

Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with...

CVE-2014-6332

OleAut32.dll in OLE in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted web site, as...

CVE-2010-2265

Cross-site scripting (XSS) vulnerability in the GetServerName function in sysinfo/commonFunc.js in Microsoft Windows Help and Support Center for Windows XP and Windows Server 2003 allows remote attackers to inject arbitrary web script or HTML via the svr parameter to sysinfo/sysinfomain.htm. ...

CVE-2010-1885

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.....

CVE-2010-0483

vbscript.dll in VBScript 5.1, 5.6, 5.7, and 5.8 in Microsoft Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP2, when Internet Explorer is used, allows user-assisted remote attackers to execute arbitrary code by referencing a (1) local pathname, (2) UNC share pathname, or (3) WebDAV server with....

CVE-2009-3731

Multiple cross-site scripting (XSS) vulnerabilities in WebWorks Help 2.0 through 5.0 in VMware vCenter 4.0 before Update 1 Build 208156; VMware Server 2.0.2; VMware ESX 4.0; VMware Lab Manager 2.x; VMware vCenter Lab Manager 3.x and 4.x before 4.0.1; VMware Stage Manager 1.x before 4.0.1; WebWorks....

CVE-2008-0533

Multiple cross-site scripting (XSS) vulnerabilities in securecgi-bin/CSuserCGI.exe in User-Changeable Password (UCP) before 4.2 in Cisco Secure Access Control Server (ACS) for Windows and ACS Solution Engine allow remote attackers to inject arbitrary web script or HTML via an argument located...

CVE-2007-3362

ageet AGEphone before 1.6.2, running on Windows Mobile 5 on the HTC HyTN Pocket PC device, allows remote attackers to (1) cause a denial of service (call disruption and device hang) via a SIP message with a malformed header and (2) cause a denial of service (call disruption, false ring indication,....

CVE-2007-0214

The HTML Help ActiveX control (Hhctrl.ocx) in Microsoft Windows 2000 SP3, XP SP2 and Professional, 2003 SP1 allows remote attackers to execute arbitrary code via unspecified functions, related to uninitialized...

CVE-2006-1591

Heap-based buffer overflow in Microsoft Windows Help winhlp32.exe allows user-assisted attackers to execute arbitrary code via crafted embedded image data in a .hlp...

CVE-2005-1208

Integer overflow in Microsoft Windows 98, 2000, XP SP2 and earlier, and Server 2003 SP1 and earlier allows remote attackers to execute arbitrary code via a crafted compiled Help (.CHM) file with a large size field that triggers a heap-based buffer overflow, as demonstrated using a "ms-its:" URL in....

CVE-2004-1043

Internet Explorer 6.0 on Windows XP SP2 allows remote attackers to execute arbitrary code by using the "Related Topics" command in the Help ActiveX Control (hhctrl.ocx) to open a Help popup window containing the PCHealth tools.htm file in the local zone and injecting Javascript to be executed, as.....

CVE-2002-0694

The HTML Help facility in Microsoft Windows 98, 98 Second Edition, Millennium Edition, NT 4.0, NT 4.0 Terminal Server Edition, Windows 2000, and Windows XP uses the Local Computer Security Zone when opening .chm files from the Temporary Internet Files folder, which allows remote attackers to...

CVE-2001-0909

Buffer overflow in helpctr.exe program in Microsoft Help Center for Windows XP allows remote attackers to execute arbitrary code via a long hcp:...

CVE-2002-0974

Help and Support Center for Windows XP allows remote attackers to delete arbitrary files via a link to the hcp: protocol that accesses...

CVE-2003-0009

Cross-site scripting (XSS) vulnerability in Help and Support Center for Microsoft Windows Me allows remote attackers to execute arbitrary script in the Local Computer security context via an hcp:// URL with the malicious script in the topic...

CVE-2004-0201

Heap-based buffer overflow in the HtmlHelp program (hh.exe) in HTML Help for Microsoft Windows 98, Me, NT 4.0, 2000, XP, and Server 2003 allows remote attackers to execute arbitrary commands via a .CHM file with a large length field, a different vulnerability than...

CVE-2004-0213

Utility Manager in Windows 2000 launches winhlp32.exe while Utility Manager is running with raised privileges, which allows local users to gain system privileges via a "Shatter" style attack that sends a Windows message to cause Utility Manager to launch winhlp32 by directly accessing the context.....

CVE-2004-0474

Help Center (HelpCtr.exe) may allow remote attackers to read or execute arbitrary files via an "http://" or "file://" argument to the topic parameter in an hcp:// URL. NOTE: since the initial report of this problem, several researchers have been unable to reproduce this...

CVE-2004-0199

Help and Support Center in Microsoft Windows XP and Windows Server 2003 SP1 does not properly validate HCP URLs, which allows remote attackers to execute arbitrary code, as demonstrated using certain hcp:// URLs that access the DVD Upgrade capability...

CVE-2003-0908

The Utility Manager in Microsoft Windows 2000 executes winhlp32.exe with system privileges, which allows local users to execute arbitrary code via a "Shatter" style attack using a Windows message that accesses the context sensitive help button in the GUI, as demonstrated using the File Open dialog....

CVE-2003-0907

Help and Support Center in Microsoft Windows XP SP1 does not properly validate HCP URLs, which allows remote attackers to execute arbitrary code via quotation marks in an hcp:// URL, which are not quoted when constructing the argument list to...

CVE-2003-0711

Stack-based buffer overflow in the PCHealth system in the Help and Support Center function in Windows XP and Windows Server 2003 allows remote attackers to execute arbitrary code via a long query in an HCP...

CVE-2002-0823

Buffer overflow in Winhlp32.exe allows remote attackers to execute arbitrary code via an HTML document that calls the HTML Help ActiveX control (HHCtrl.ocx) with a long pathname in the Item...

CVE-2002-0693

Buffer overflow in the HTML Help ActiveX Control (hhctrl.ocx) in Microsoft Windows 98, 98 Second Edition, Millennium Edition, NT 4.0, NT 4.0 Terminal Server Edition, Windows 2000, and Windows XP allows remote attackers to execute code via (1) a long parameter to the Alink function, or (2) script...

CVE-2001-0002

Internet Explorer 5.5 and earlier allows remote attackers to obtain the physical location of cached content and open the content in the Local Computer Zone, then use compiled HTML help (.chm) files to execute arbitrary...

CVE-1999-0716

Buffer overflow in Windows NT 4.0 help file utility via a malformed help...

CVE-1999-0975

The Windows help system can allow a local user to execute commands as another user by editing a table of contents metafile with a .CNT extension and modifying the topic action to include the commands to be executed when the .hlp file is...