CVE-2004-0123

Name: CVE-2004-0123
Creator: NVD / NIST
Published: 2004-06-01T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 29.61%

Last modified Jun 16, 2026

CVE-2004-0123 is a vulnerability of currently unknown severity. Double free vulnerability in the ASN.1 library as used in Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003, allows remote attackers to cause a denial of service and possibly execute arbitrary code.. EPSS estimates a 29.61% chance of exploitation in the next 30 days.

Description

Double free vulnerability in the ASN.1 library as used in Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003, allows remote attackers to cause a denial of service and possibly execute arbitrary code.

Metrics

EPSS Probability

29.61%

98.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 2000	All versions	—
Microsoft	Windows 2003 Server	r2	—
Microsoft	Windows 98	All versions	Gold
Microsoft	Windows 98se	All versions	—
Microsoft	Windows Me	All versions	—
Microsoft	Windows Nt	4.0	—
Microsoft	Windows Xp	All versions	Gold

References

http://www.ciac.org/ciac/bulletins/o-114.shtml
http://www.kb.cert.org/vuls/id/255924Patch, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/10118
http://www.us-cert.gov/cas/techalerts/TA04-104A.htmlThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-011
https://exchange.xforce.ibmcloud.com/vulnerabilities/15713
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1007
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1076
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A924
http://www.ciac.org/ciac/bulletins/o-114.shtml
http://www.kb.cert.org/vuls/id/255924Patch, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/10118
http://www.us-cert.gov/cas/techalerts/TA04-104A.htmlThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-011
https://exchange.xforce.ibmcloud.com/vulnerabilities/15713
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1007
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1076
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A924

Timeline

Published: Jun 1, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-0123?

How severe is CVE-2004-0123?

Severity scoring for CVE-2004-0123 is pending analysis. The EPSS model estimates a 29.61% probability of exploitation in the next 30 days.

How do I fix CVE-2004-0123?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-0123?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST