An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.
| Version | Score | Severity | Vector String |
|---|---|---|---|
| 3.0 | 6.5 | Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
| Product | Vendor | Version |
|---|---|---|
| krb5 | MIT | 12.2.1.2 |