A flaw was found in krb5. The Key Distribution Center (KDC) in MIT Kerberos 5 has a NULL pointer dereference via a FAST inner body that lacks a server field. An authenticated attacker could use this flaw to crash the Kerberos KDC server. The highest threat from this vulnerability is to system availability.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 2 - Core | krb5 | 2022-01-18 21:37 | ALAS2-2022-1738 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
NVD | CVSSv2 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |