How severe is CVE-2004-0210?

CVE-2004-0210 has a CVSS score of 7.8/10, rated HIGH. Immediate patching is strongly recommended.

Which packages are affected by CVE-2004-0210?

Affected package information for CVE-2004-0210 is not yet fully mapped. Check the official advisory links for details.

How do I fix CVE-2004-0210?

No fixed version has been published for CVE-2004-0210 yet. Monitor the advisory for updates, apply mitigations recommended by the vendor, and use O3 Security to track when a fix becomes available in your stack.

Is CVE-2004-0210 actively exploited in the wild?

Yes. There are 2 known exploit references for CVE-2004-0210, including 1 documented proof-of-concept exploit on Exploit-DB and 1 in-the-wild exploitation observed on GitHub and other sources. Treat this as actively exploitable and prioritize patching immediately. All exploit code should only be run in an isolated sandbox environment for research or authorized testing — never against production systems without explicit written authorization.

What is the EPSS score for CVE-2004-0210?

CVE-2004-0210 has an EPSS (Exploit Prediction Scoring System) score of 6.8%, placing it in the 92th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

Is CVE-2004-0210 in the CISA Known Exploited Vulnerabilities catalog?

Yes. CVE-2004-0210 (Microsoft Windows Privilege Escalation Vulnerability) was added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2022-03-03. CISA required all US federal civilian agencies to remediate this vulnerability by 2022-03-24. The required action was: Apply updates per vendor instructions. Being listed in the KEV catalog is the strongest possible confirmation of active exploitation — treat this as a critical priority.

What type of vulnerability is CVE-2004-0210?

CVE-2004-0210 is classified as CWE-120 (CWE-120). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

Which products and versions are affected by CVE-2004-0210?

CVE-2004-0210 affects microsoft interix (1 version, e.g. 2.2); microsoft windows 2000; microsoft windows nt (1 version, e.g. 4.0). Check the affected-products list on this page against your deployed version to confirm exposure.

When was CVE-2004-0210 published, and has it been updated?

CVE-2004-0210 was published on August 6, 2004 and was last updated on April 16, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CISA KEV·Added 2022-03-03 — agencies required to remediate by 2022-03-24

CVE-2004-0210

HIGH

The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing…

Published

Aug 6, 2004

Updated

Apr 16, 2026

Affected

0 pkgs

Patched

None yet

Exploits

2 known

EPSS Exploitation Probability

via FIRST.org ↗

6.8%probability of exploitation in next 30 days

Lower Risk92th percentile0.00%

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Description

The POSIX component of Microsoft Windows NT and Windows 2000 allows local users to execute arbitrary code via certain parameters, possibly by modifying message length values and causing a buffer overflow.

Affected Products

3 products · 7 configurations

Application

interixmicrosoft

1 version

2.2

windows 2000microsoft

all

windows ntmicrosoft

1 version

4.0

Exploits & PoCs

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

EDB-24277localwindows✓ Verified

Microsoft Windows NT 4.0/2000 - POSIX Subsystem Local Buffer Overflow / Local Privilege Escalation (MS04-020)

by bkbll · Jul 16, 2004

Exploit-DB Source

Frequently Asked Questions

O3 Security · Impact-Aware SCA

Is CVE-2004-0210 in your stack?

O3 detects CVE-2004-0210 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.

Scan my stack How O3 SCA works

CVSS Score

7.8/10

CVSS v3 base score

Vector breakdown

AV:Attack Vector

Local

AC:Attack Complexity

Low

PR:Privileges Required

Low

UI:User Interaction

None

S:Scope

Unchanged

C:Confidentiality

High

I:Integrity

High

A:Availability

High

Raw vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE Classification

CWE-120CWE-120

Weaponization

No known public exploit tooling found.

Timeline

First exploit

Jul 16, 2004

Disclosed

Aug 6, 2004

KEV added

Mar 3, 2022

Last updated

Apr 16, 2026

Identifiers

CVE-2004-0210

References

Advisoryexchange.xforce.ibmcloud.com Advisoryexchange.xforce.ibmcloud.com Fixkb.cert.org Fixus-cert.gov Fixdocs.microsoft.com Fixkb.cert.org Fixus-cert.gov Fixdocs.microsoft.com Weboval.cisecurity.org Weboval.cisecurity.org Weboval.cisecurity.org Weboval.cisecurity.org Webcisa.gov

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