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CVE-2003-0139

Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5...

7.5 HighFix available

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."

Exploit likelihood

4.28%Up 2.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

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."

Record
CVE-2003-0139
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

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."

Record
CVE-2003-0139
Updated
2026-11-02
EUVDEUVD-2003-0135 No score

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."

Record
EUVD-2003-0135
Updated
2026-11-03
GitHub AdvisoriesGHSA-h6r9-m8w5-h766 No score

Certain weaknesses in the implementation of version 4 of the Kerberos protocol (krb4) in the krb5...

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."

Record
GHSA-h6r9-m8w5-h766
Updated
2026-11-02
OSV No score

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."

Record
CVE-2003-0139
Updated
2026-11-02
OSVDEBIAN-CVE-2003-0139 No score

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."

Record
DEBIAN-CVE-2003-0139
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
krb5
Debian:12
 before 1.2.7-3
1.2.7-3
krb5
Debian:13
 before 1.2.7-3
1.2.7-3
krb5
Debian:14
 before 1.2.7-3
1.2.7-3
krb5
Debian:3.0
 before 1.2.4-5woody4
1.2.4-5woody4
krb4
Debian:3.0
 before 1.1-8-2.3, plus listed versions
0.9.9-20.9.9-30.9.9-41.0-21.0-2.21.0-2.31.1-8-2
1.1-8-2.3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-0139 is a high vulnerability (CVSS 7.5) in Mit Kerberos, published March 21, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.28%, the 91st percentile. Fixed in krb5 1.2.7-3.

References

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