CVE-1999-1577

N/A Unknown
Published: October 31, 1999 Modified: April 16, 2026
View on NVD

Description

Buffer overflow in HHOpen ActiveX control (hhopen.ocx) 1.0.0.1 for Internet Explorer 4.01 and 5 allows remote attackers to execute arbitrary commands via long arguments to the OpenHelp method.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.kb.cert.org/vuls/id/29795
Source: cve@mitre.org
US Government Resource
http://www.securityfocus.com/archive/1/28719
Source: cve@mitre.org
http://www.securityfocus.com/bid/669
Source: cve@mitre.org
https://exchange.xforce.ibmcloud.com/vulnerabilities/3314
Source: cve@mitre.org
http://www.kb.cert.org/vuls/id/29795
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
http://www.securityfocus.com/archive/1/28719
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/669
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/3314
Source: af854a3a-2127-422b-91ae-364da2661108

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
34.9%
97th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

microsoft