6.1 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
COMPLETE
AV:N/AC:H/Au:S/C:P/I:P/A:C
0.008 Low
EPSS
Percentile
81.6%
The check_rpcsec_auth function in kadmin/server/kadm_rpc_svc.c in kadmind in MIT Kerberos 5 (aka krb5) through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 allows remote authenticated users to bypass a kadmin/* authorization check and obtain administrative access by leveraging access to a two-component principal with an initial “kadmind” substring, as demonstrated by a “ka/x” principal.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | krb5 | < 1.12.1+dfsg-17 | krb5_1.12.1+dfsg-17_all.deb |
Debian | 11 | all | krb5 | < 1.12.1+dfsg-17 | krb5_1.12.1+dfsg-17_all.deb |
Debian | 10 | all | krb5 | < 1.12.1+dfsg-17 | krb5_1.12.1+dfsg-17_all.deb |
Debian | 999 | all | krb5 | < 1.12.1+dfsg-17 | krb5_1.12.1+dfsg-17_all.deb |
Debian | 13 | all | krb5 | < 1.12.1+dfsg-17 | krb5_1.12.1+dfsg-17_all.deb |