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Short Name |
HTTP:STC:DL:MAL-HLP-CHM
|
Severity |
Major
|
Recommended |
No
|
Recommended Action |
Drop
|
Category |
HTTP
|
Keywords |
Malformed Microsoft HLP/CHM File
|
Release Date |
2010/10/04
|
Update Number |
1784
|
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+
|
HTTP: Malformed Microsoft HLP/CHM File
This signature detects attempts to exploit a known vulnerability in the Microsoft Help file format. A successful attack can lead to a buffer overflow and arbitrary remote code execution within the context of the user.
Extended Description
The Microsoft Windows Help File viewer (winhlp32.exe) is reported prone to a heap-overflow vulnerability.
This vulnerability presents itself when the application handles a specially crafted Windows Help (.hlp) file.
A successful attack may facilitate arbitrary code execution in the context of a vulnerable user who opens a malicious file.
Affected Products
- Microsoft windows_2000_advanced_server SP1
- Microsoft windows_2000_advanced_server SP2
- Microsoft windows_2000_advanced_server SP3
- Microsoft windows_2000_advanced_server SP4
- Microsoft windows_2000_advanced_server
- Microsoft windows_2000_datacenter_server SP1
- Microsoft windows_2000_datacenter_server SP2
- Microsoft windows_2000_datacenter_server SP3
- Microsoft windows_2000_datacenter_server SP4
- Microsoft windows_2000_datacenter_server
- Microsoft windows_2000_professional SP1
- Microsoft windows_2000_professional SP2
- Microsoft windows_2000_professional SP3
- Microsoft windows_2000_professional SP4
- Microsoft windows_2000_professional
- Microsoft windows_2000_server SP1
- Microsoft windows_2000_server SP2
- Microsoft windows_2000_server SP3
- Microsoft windows_2000_server SP4
- Microsoft windows_nt_enterprise_server 4.0
- Microsoft windows_nt_enterprise_server 4.0 SP1
- Microsoft windows_nt_enterprise_server 4.0 SP2
- Microsoft windows_nt_enterprise_server 4.0 SP3
- Microsoft windows_nt_enterprise_server 4.0 SP4
- Microsoft windows_nt_enterprise_server 4.0 SP5
- Microsoft windows_nt_enterprise_server 4.0 SP6
- Microsoft windows_nt_enterprise_server 4.0 SP6a
- Microsoft windows_nt_server 4.0
- Microsoft windows_nt_server 4.0 SP1
- Microsoft windows_nt_server 4.0 SP2
- Microsoft windows_nt_server 4.0 SP3
- Microsoft windows_nt_server 4.0 SP4
- Microsoft windows_nt_server 4.0 SP5
- Microsoft windows_nt_server 4.0 SP6
- Microsoft windows_nt_server 4.0 SP6a
- Microsoft windows_nt_terminal_server 4.0
- Microsoft windows_nt_terminal_server 4.0 SP1
- Microsoft windows_nt_terminal_server 4.0 SP2
- Microsoft windows_nt_terminal_server 4.0 SP3
- Microsoft windows_nt_terminal_server 4.0 SP4
- Microsoft windows_nt_terminal_server 4.0 SP5
- Microsoft windows_nt_terminal_server 4.0 SP6
- Microsoft windows_nt_terminal_server 4.0 SP6a
- Microsoft windows_nt_workstation 4.0
- Microsoft windows_nt_workstation 4.0 SP1
- Microsoft windows_nt_workstation 4.0 SP2
- Microsoft windows_nt_workstation 4.0 SP3
- Microsoft windows_nt_workstation 4.0 SP4
- Microsoft windows_nt_workstation 4.0 SP5
- Microsoft windows_nt_workstation 4.0 SP6
- Microsoft windows_nt_workstation 4.0 SP6a
- Microsoft windows_server_2003_datacenter_edition SP1
- Microsoft windows_server_2003_datacenter_edition
- Microsoft windows_server_2003_enterprise_edition SP1
- Microsoft windows_server_2003_enterprise_edition
- Microsoft windows_server_2003_standard_edition SP1
- Microsoft windows_server_2003_standard_edition
- Microsoft windows_server_2003_web_edition SP1
- Microsoft windows_server_2003_web_edition
- Microsoft windows_xp_home SP1
- Microsoft windows_xp_home SP2
- Microsoft windows_xp_home
- Microsoft windows_xp_media_center_edition SP1
- Microsoft windows_xp_media_center_edition SP2
- Microsoft windows_xp_media_center_edition
- Microsoft windows_xp_professional SP1
- Microsoft windows_xp_professional SP2
- Microsoft windows_xp_professional
- Microsoft windows_xp_tablet_pc_edition SP1
- Microsoft windows_xp_tablet_pc_edition SP2
- Microsoft windows_xp_tablet_pc_edition
References