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cve[email protected]CVE-2010-1321
HistoryMay 19, 2010 - 6:30 p.m.

CVE-2010-1321

2010-05-1918:30:00
CWE-476
web.nvd.nist.gov
63
mit kerberos 5
gss-api library
denial of service
cve-2010-1321

6.1 Medium

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.007 Low

EPSS

Percentile

80.0%

The kg_accept_krb5 function in krb5/accept_sec_context.c in the GSS-API library in MIT Kerberos 5 (aka krb5) through 1.7.1 and 1.8 before 1.8.2, as used in kadmind and other applications, does not properly check for invalid GSS-API tokens, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via an AP-REQ message in which the authenticator’s checksum field is missing.

References

6.1 Medium

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.007 Low

EPSS

Percentile

80.0%