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CVE-2000-0858

21
FAUCET Score

CVE-2000-0858 describes a denial-of-service vulnerability in Microsoft Windows NT 4.0 and its Internet Information Server (IIS). Remote attackers can exploit this flaw by sending a series of malformed requests, causing the INETINFO.EXE process to crash. This vulnerability has a medium severity CVSS score of 5.0, indicating it can be exploited over the network with low complexity to achieve partial availability impact. While not listed on CISA's KEV catalog and lacking public exploit code or significant community discussion, its EPSS score suggests a higher-than-average likelihood of exploitation compared to many other CVEs.

Impacted Technologies

VendorProductVersion(s)CPE
4.0CPE matchmatch criteria
cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_nt:4.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
18.76%
Probability of exploitation in next 30 days
EPSS Percentile
97.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.1876 is in the 97th percentile among its peer group of 23,701 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, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

archives.neohapsis.com / archives/vendor/2000-q3/0065.html
PatchVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/5202
securityfocus.com / archive/1/80413
PatchVendor Advisory
securityfocus.com / bid/1642
PatchVendor Advisory