CVE Database›CVE-2015-8630

CVE-2015-8630

krb5: krb5 doesn't check for null policy when KADM5_POLICY is set in the mask

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Severity

Low

Red Hat Product Security

2.1

CVSS 2.0

Review impact separately from score.

Published · January 8, 2016

Updated · August 5, 2026

Description

A NULL pointer dereference flaw was found in the procedure used by the MIT Kerberos kadmind service to store policies: the kadm5_create_principal_3() and kadm5_modify_principal() function did not ensure that a policy was given when KADM5_POLICY was set. An authenticated attacker with permissions to modify the database could use this flaw to add or modify a principal with a policy set to NULL, causing the kadmind service to crash.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 2.1
AV:N/AC:H/Au:S/C:N/I:N/A:P

CWE-476 · NULL Pointer Dereference