Description
ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.
Published: 2021-07-22
Score: 7.5 High
EPSS: 6.6% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-4944-1 krb5 security update
EUVD EUVD EUVD-2021-22842 ec_verify in kdc/kdc_preauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.
Ubuntu USN Ubuntu USN USN-5959-1 Kerberos vulnerabilities
History

No history.

Subscriptions

Debian Debian Linux
Mit Kerberos 5
Netapp Active Iq Unified Manager Oncommand Insight Oncommand Workflow Automation Snapcenter
Oracle Mysql Server
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T00:54:51.338Z

Reserved: 2021-07-07T00:00:00.000Z

Link: CVE-2021-36222

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-07-22T18:15:23.337

Modified: 2024-11-21T06:13:20.520

Link: CVE-2021-36222

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-07-12T00:00:00Z

Links: CVE-2021-36222 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses