CVE-2018-5710

Impact:
Moderate
Public Date:
2018-01-15
CWE:
CWE-476
Bugzilla:
1535575: CVE-2018-5710 krb5: null pointer deference in strlen function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c

The MITRE CVE dictionary describes this issue as:

An issue was discovered in MIT Kerberos 5 (aka krb5) through 1.16. The pre-defined function "strlen" is getting a "NULL" string as a parameter value in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the Key Distribution Center (KDC), which allows remote authenticated users to cause a denial of service (NULL pointer dereference) via a modified kadmin client.

Find out more about CVE-2018-5710 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 6.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Affected Packages State

Platform Package State
Red Hat JBoss EWS 2 krb5 Will not fix
Red Hat JBoss EAP 6 krb5 Under investigation
Red Hat JBoss Core Services 1 krb5 Affected
Red Hat Enterprise Linux 7 krb5 Under investigation
Red Hat Enterprise Linux 6 krb5 Under investigation
Red Hat Enterprise Linux 5 krb5 Under investigation

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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