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freebsdFreeBSDA30573DC-4893-11DF-A5F9-001641AEABDF
HistoryApr 06, 2010 - 12:00 a.m.

krb5 -- remote denial of service vulnerability

2010-04-0600:00:00
vuxml.freebsd.org
9

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.006 Low

EPSS

Percentile

78.6%

An authenticated remote attacker can causing a denial
of service by using a newer version of the kadmin protocol
than the server supports.
The MIT Kerberos team also reports the cause:

The Kerberos administration daemon (kadmind) can crash
due to referencing freed memory.

OSVersionArchitecturePackageVersionFilename
FreeBSDanynoarchkrb5<= 1.6.3_9UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.006 Low

EPSS

Percentile

78.6%