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VULNERABILITIES

CVE-2023-39975 Details

Description

kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an authenticated user can trigger an authorization-data handling failure. Incorrect data is copied from one ticket to another.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA: CISA-ADPCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://github.com/krb5/krb5/commit/88a1701b423c13991a8064feeb26952d3641d840 CVEPatch
https://github.com/krb5/krb5/compare/krb5-1.21.1-final...krb5-1.21.2-final CVEPatch
https://security.netapp.com/advisory/ntap-20230915-0014/ CVE
https://security.netapp.com/advisory/ntap-20240201-0005/ CVE
https://security.netapp.com/advisory/ntap-20240201-0008/ CVE

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-415Double Free[email protected]
CWE-415Double FreeCISA-ADP

Affected Products

ProductVersions
mit kerberos 5
>= 1.21, < 1.21.2

CPE

  • cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-39975
NVD Published Date:
Aug 16, 2023
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-39975 Details - Not Deferred