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CVE-2000-1034

38
FAUCET Score

CVE-2000-1034 describes a critical buffer overflow vulnerability in the System Monitor ActiveX control within Microsoft Windows 2000. An unauthenticated remote attacker can exploit this by providing an overly long LogFileName parameter in HTML, leading to arbitrary code execution. This vulnerability carries a CVSS score of 10.0 (Critical), indicating a network-based attack with low complexity, requiring no authentication, and resulting in complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation is currently reported, its high severity and potential for remote code execution warrant attention.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_2000:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
27.17%
Probability of exploitation in next 30 days
EPSS Percentile
97.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.2717 is in the 96th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

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.

Media 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

Remediation records are not available for this CVE.

References

marc.info
docs.microsoft.com / en-us/security-updates/securitybulletins/2000/ms00-085
exchange.xforce.ibmcloud.com / vulnerabilities/5467
securityfocus.com / bid/1899
ExploitPatchVendor Advisory