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{"acknowledgement": "Red Hat would like to thank MIT Kerberos project for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0199", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "krb5-0:1.6.1-55.el5_6.1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-02-08T00:00:00Z"}, {"advisory": "RHSA-2011:0200", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "krb5-0:1.8.2-3.el6_0.4", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-02-08T00:00:00Z"}], "bugzilla": {"description": "krb5: KDC hang when using LDAP backend caused by special principal name (MITKRB5-SA-2011-002)", "id": "668719", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=668719"}, "csaw": false, "cvss": {"cvss_base_score": "5.0", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "status": "verified"}, "details": ["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."], "name": "CVE-2011-0281", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:3", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 3"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "krb5", "product_name": "Red Hat Enterprise Linux 4"}], "public_date": "2011-02-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-0281\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-0281"], "statement": "This issue did not affect the versions of krb5 as shipped with Red Hat Enterprise Linux 3 or 4 as they did not include support for the LDAP backend.", "threat_severity": "Important"}