CVE-2004-0978 describes a critical heap-based buffer overflow vulnerability in the Hrtbeat.ocx (Heartbeat) ActiveX control, affecting Internet Explorer versions 5.01 through 6 and various Windows operating systems. This flaw allows remote attackers to execute arbitrary code with maximum impact on confidentiality, integrity, and availability, requiring no authentication and low attack complexity. Despite its critical CVSS score of 10.0 and high FAUCET Risk Score, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.01CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:5.01:sp3:*:*:*:*:*:* | ||
5.01CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:5.01:sp4:*:*:*:*:*:* | ||
5.5CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:5.5:sp2:*:*:*:*:*:* | ||
6CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:6:-:*:*:*:*:*:* | ||
6CPE matchmatch criteria | cpe:2.3:a:microsoft:internet_explorer:6:sp1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.