CVE-2000-0464

critical

Description

Internet Explorer 4.x and 5.x allows remote attackers to execute arbitrary commands via a buffer overflow in the ActiveX parameter parsing capability, aka the "Malformed Component Attribute" vulnerability.

References

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-033

http://www.securityfocus.com/bid/1223

http://www.microsoft.com/technet/support/kb.asp?ID=261257

Details

Source: Mitre, NVD

Published: 2000-05-17

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.20013