CVE-2010-1321
Medium
Description
The kg_accept_krb5 function in krb5/accept_sec_context.c in the GSS-API library in MIT Kerberos 5 (aka krb5) through 1.7.1 and 1.8 before 1.8.2, as used in kadmind and other applications, does not properly check for invalid GSS-API tokens, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via an AP-REQ message in which the authenticator's checksum field is missing.
SeverityMedium
CVSS6.8
Exploit probability—
Product
Mit Kerberos
PublishedMay 19, 2010
First seenMay 19, 2010
How to fix
Update
- mit kerberos_51.8.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mit kerberos_5 | v ≤ 1.7.1, 1.8 ≤ v < 1.8.2 | 1.8.2 |
| debian debian_linux | 5.0, 6.0 | — |
| canonical ubuntu_linux | 6.06, 8.04, 9.04, 9.10, 10.04 | — |
| oracle database_server | No range specified | — |
| opensuse opensuse | 11.0, 11.1, 11.2, 11.3 | — |
| suse linux_enterprise_server | 10, 11 | — |
| fedoraproject fedora | 11, 12, 13 | — |
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