Unscored severity · published Oct 20, 2011
CVE-2011-1527
The kdb_ldap plugin in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.1, when the LDAP back end is used, allows remote attackers to cause a denial…
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CVSS
3.7%
EPSS
No
On KEV
Description
The kdb_ldap plugin in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.1, when the LDAP back end is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a kinit operation with incorrect string case for the realm, related to the is_principal_in_realm, krb5_set_error_message, krb5_ldap_get_principal, and process_as_req functions.
Exploitation
Is it being used?
Exploit prediction (EPSS)3.7% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
K5
Kerberos 5 · Mit
1.9; 1.9.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-1527
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-1527
bugs.debian.org
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629558
Vendor Advisory
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-006.txt
US Government Resource
http://www.kb.cert.org/vuls/id/659251
www.mandriva.com
http://www.mandriva.com/security/advisories?name=MDVSA-2011:159
Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2011-1379.html
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