CVE-2004-0644
UnknownEPSS 5.58%
Last modified
CVE-2004-0644 is a vulnerability of currently unknown severity. The asn1buf_skiptail function in the ASN.1 decoder library for MIT Kerberos 5 (krb5) 1.2.2 through 1.3.4 allows remote attackers to cause a denial of service (infinite loop) via a certain BER encoding.. EPSS estimates a 5.58% chance of exploitation in the next 30 days.
Description
The asn1buf_skiptail function in the ASN.1 decoder library for MIT Kerberos 5 (krb5) 1.2.2 through 1.3.4 allows remote attackers to cause a denial of service (infinite loop) via a certain BER encoding.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mit | Kerberos 5 | 1.2.2 |
| Mit | Kerberos 5 | 1.2.3 |
| Mit | Kerberos 5 | 1.2.4 |
| Mit | Kerberos 5 | 1.2.5 |
| Mit | Kerberos 5 | 1.2.6 |
| Mit | Kerberos 5 | 1.2.7 |
| Mit | Kerberos 5 | 1.2.8 |
| Mit | Kerberos 5 | 1.3 |
| Mit | Kerberos 5 | 1.3.1 |
| Mit | Kerberos 5 | 1.3.2 |
| Mit | Kerberos 5 | 1.3.3 |
| Mit | Kerberos 5 | 1.3.4 |
References
- http://www.gentoo.org/security/en/glsa/glsa-200409-09.xmlPatch, Vendor Advisory
- http://www.kb.cert.org/vuls/id/550464US Government Resource
- http://www.trustix.net/errata/2004/0045/Patch, Vendor Advisory
- http://www.us-cert.gov/cas/techalerts/TA04-247A.htmlUS Government Resource
- http://www.gentoo.org/security/en/glsa/glsa-200409-09.xmlPatch, Vendor Advisory
- http://www.kb.cert.org/vuls/id/550464US Government Resource
- http://www.trustix.net/errata/2004/0045/Patch, Vendor Advisory
- http://www.us-cert.gov/cas/techalerts/TA04-247A.htmlUS Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2004-0644?
The asn1buf_skiptail function in the ASN.1 decoder library for MIT Kerberos 5 (krb5) 1.2.2 through 1.3.4 allows remote attackers to cause a denial of service (infinite loop) via a certain BER encoding.
How severe is CVE-2004-0644?
Severity scoring for CVE-2004-0644 is pending analysis. The EPSS model estimates a 5.58% probability of exploitation in the next 30 days.
How do I fix CVE-2004-0644?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2004-0644?
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Scan your code nowSource: NVD / NIST