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K
cve[email protected]CVE-2011-1530
HistoryDec 08, 2011 - 8:55 p.m.

CVE-2011-1530

2011-12-0820:55:00
CWE-399
web.nvd.nist.gov
33
cve-2011-1530
nvd
mit kerberos 5
krb5
denial of service
null pointer dereference
daemon crash

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:N/I:N/A:C

5.9 Medium

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

86.0%

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.

Affected configurations

NVD
Node
mitmit_kerberosMatch5.1.9
OR
mitmit_kerberosMatch5.1.9.1
OR
mitmit_kerberosMatch5.1.9.2

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:S/C:N/I:N/A:C

5.9 Medium

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

86.0%