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CVE-2003-0139

UnknownEPSS 4.28%

Last modified

CVE-2003-0139 is a vulnerability of currently unknown severity. Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5 distribution, when triple-DES keys are used to key krb4 services, allow an attacker to create krb4 tickets for unauthorized principals using a cut-and-paste attack and "ticket splicing.". EPSS estimates a 4.28% chance of exploitation in the next 30 days.

Description

Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5 distribution, when triple-DES keys are used to key krb4 services, allow an attacker to create krb4 tickets for unauthorized principals using a cut-and-paste attack and "ticket splicing."

Metrics

EPSS Probability
4.28%

89.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
MitKerberos4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2003-0139?
Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5 distribution, when triple-DES keys are used to key krb4 services, allow an attacker to create krb4 tickets for unauthorized principals using a cut-and-paste attack and "ticket splicing."
How severe is CVE-2003-0139?
Severity scoring for CVE-2003-0139 is pending analysis. The EPSS model estimates a 4.28% probability of exploitation in the next 30 days.
How do I fix CVE-2003-0139?
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-2003-0139?

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

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Source: NVD / NIST