NULL Pointer Dereference Affecting krb5-workstation package, versions <0:1.12.2-14.el7


medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.44% (75th percentile)
Expand this section
NVD
3.5 low
Expand this section
Red Hat
3.5 low

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-ORACLE7-KRB5WORKSTATION-2489286
  • published 10 Apr 2022
  • disclosed 16 Dec 2014

How to fix?

Upgrade Oracle:7 krb5-workstation to version 0:1.12.2-14.el7 or higher.
This issue was patched in ELSA-2015-0439.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-workstation package and not the krb5-workstation package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

The krb5_ldap_get_password_policy_from_dn function in plugins/kdb/ldap/libkdb_ldap/ldap_pwd_policy.c in MIT Kerberos 5 (aka krb5) before 1.13.1, when the KDC uses LDAP, allows remote authenticated users to cause a denial of service (daemon crash) via a successful LDAP query with no results, as demonstrated by using an incorrect object type for a password policy.