Version 4 of the Kerberos protocol (krb4), as used in Heimdal and other packages, allows an attacker to impersonate any principal in a realm via a chosen-plaintext attack.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Kerberos | Mit | 4 (including) | 4 (including) |
Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | RedHat | * | |
Red Hat Enterprise Linux ES version 2.1 | RedHat | * | |
Red Hat Enterprise Linux WS version 2.1 | RedHat | * | |
Red Hat Linux 6.2 | RedHat | * | |
Red Hat Linux 7.0 | RedHat | * | |
Red Hat Linux 7.1 | RedHat | * | |
Red Hat Linux 7.1 | RedHat | * | |
Red Hat Linux 7.2 | RedHat | * | |
Red Hat Linux 7.3 | RedHat | * | |
Red Hat Linux 8.0 | RedHat | * | |
Red Hat Linux 9 | RedHat | * | |
Red Hat Linux Advanced Workstation 2.1 | RedHat | * |