CVE-2011-0281

krb5: KDC hang when using LDAP backend caused by special principal name (MITKRB5-SA-2011-002)

Published Feb 10, 2011 CVSS 2.0 · 5.0 Medium EPSS 4.2% KEV · Not listed
Description
The unparse implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.6.x through 1.9, when an LDAP backend is used, allows remote attackers to cause a denial of service (file descriptor exhaustion and daemon hang) via a principal name that triggers use of a backslash escape sequence, as demonstrated by a \n sequence.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Ubuntu USN Ubuntu USN USN-1062-1 Kerberos vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 9:51 PM
Reserved
Jan 3, 2011, 12:00 AM
Status
Modified
Published
Feb 10, 2011, 6:00 PM
Modified
Jun 16, 2026, 11:27 PM
Severity
Important
Public date
Feb 8, 2011, 12:00 AM