CVE-1999-1577

Microsoft Internet Explorer 5.0/4.0.1 - hhopen OLE Control Buffer Overflow

Severity Score

5.1

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

*Credits: N/A

CVSS Scores

NISTv2 5.1

Attack Vector

Network

Attack Complexity

High

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

1999-09-27 First Exploit
1999-10-31 CVE Published
2005-04-21 CVE Reserved
2024-03-28 EPSS Updated
2024-08-01 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (5)

URL	Tag	Source
http://www.kb.cert.org/vuls/id/29795	Third Party Advisory
http://www.securityfocus.com/archive/1/28719	Mailing List
http://www.securityfocus.com/bid/669	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/3314	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/19521	1999-09-27

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Internet Explorer Search vendor "Microsoft" for product "Internet Explorer"				4.0.1 Search vendor "Microsoft" for product "Internet Explorer" and version "4.0.1"		-		Affected
Microsoft Search vendor "Microsoft"		Internet Explorer Search vendor "Microsoft" for product "Internet Explorer"				5.0 Search vendor "Microsoft" for product "Internet Explorer" and version "5.0"		-		Affected