CVE-2006-1591

Severity: medium (CVSS 5.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-04-03 · updated 2026-06-16

Description

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 file.

Affected products

Microsoft Windows 2000: all versions
Microsoft Windows 2003 Server: enterprise, enterprise-sp1, r2, r2-sp1, standard, standard-sp1 (+2)
Microsoft Windows Nt: 4.0, 4.0-sp1, 4.0-sp2, 4.0-sp3, 4.0-sp4, 4.0-sp5 (+2)
Microsoft Windows XP Service Pack 3: all versions

References

http://lists.grok.org.uk/pipermail/full-disclosure/2006-March/044748.html
http://securityreason.com/securityalert/700
http://www.open-security.org/advisories/15
http://www.securityfocus.com/archive/1/430871/100/0/threaded
http://www.securityfocus.com/bid/17325
https://exchange.xforce.ibmcloud.com/vulnerabilities/25573
http://lists.grok.org.uk/pipermail/full-disclosure/2006-March/044748.html
http://securityreason.com/securityalert/700
http://www.open-security.org/advisories/15
http://www.securityfocus.com/archive/1/430871/100/0/threaded
http://www.securityfocus.com/bid/17325
https://exchange.xforce.ibmcloud.com/vulnerabilities/25573

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