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CVE-2011-1530

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Date: December 8, 2011

The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error.

Language: C

Severity Score

Related Resources (11)

https://nvd.nist.gov/vuln/detail/CVE-2011-1530
http://www.securityfocus.com/archive/1/520756/100/0/threaded
http://secunia.com/advisories/47124
http://www.mandriva.com/security/advisories?name=MDVSA-2011:184
https://access.redhat.com/security/cve/CVE-2011-1530
http://securitytracker.com/id?1026374
http://www.securityfocus.com/bid/50929
https://exchange.xforce.ibmcloud.com/vulnerabilities/71655
http://www.redhat.com/support/errata/RHSA-2011-1790.html
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txt
https://www.mend.io/vulnerability-database/CVE-2011-1530

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Top Fix

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CVSS v3

Base Score:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
Scope (S):
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW
Additional information:

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