Back to Database
Status published
Critical
CVE-2009-0133
Buffer overflow in Microsoft HTML Help Workshop 4.74 and earlier...
Vulnerability Description
Buffer overflow in Microsoft HTML Help Workshop 4.74 and earlier allows context-dependent attackers to execute arbitrary code via a .hhp file with a long "Index file" field, possibly a related issue to CVE-2006-0564.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2009-0133
Credits & Attribution
No credits recorded in the NVD database.
More from microsoft
View All →CVE-2025-25199
BCryptGenerateSymmetricKey memory leak
High
7.5
CVE-2024-47083
Power Platform Terraform Provider has Improper Masking of Secrets in Logs
High
8.8
CVE-2024-0590
Microsoft Clarity <= 0.9.3 - Cross-Site Request Forgery to Stored Cross-Site Scripting
Medium
6.1
CVE-2023-30846
typed-rest-client vulnerable to potential leak of authentication data to 3rd parties
Critical
9.1
CVE-2021-3339
ModernFlow before 1.3.00.208 does not constrain web-page access to members...
Medium
4.3
Affected Vendor
microsoft
View all reports →Affected Software
html help workshop
Vulnerable Versions:
4.74
Timeline
Official Publish:
January 15th, 2009
Last Modified:
August 7th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.