CVE-2018-5730

krb5: DN container check bypass by supplying special crafted data

Published Mar 6, 2018 CVSS 3.1 · 3.8 Low EPSS 2.2% KEV · Not listed
Description
MIT krb5 1.6 or later allows an authenticated kadmin with permission to add principals to an LDAP Kerberos database to circumvent a DN containership check by supplying both a "linkdn" and "containerdn" database argument, or by supplying a DN string which is a left extension of a container DN string but is not hierarchically within the container DN.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1643-1 krb5 security update
Debian DLA Debian DLA DLA-2771-1 krb5 security update
EUVD EUVD EUVD-2018-17499 MIT krb5 1.6 or later allows an authenticated kadmin with permission to add principals to an LDAP Kerberos database to circumvent a DN containership check by supplying both a "linkdn" and "containerdn" database argument, or by supplying a DN string which is a left extension of a container DN string but is not hierarchically within the container DN.
History

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