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ubuntucveUbuntu.comUB:CVE-2014-4344
HistoryJul 21, 2014 - 12:00 a.m.

CVE-2014-4344

2014-07-2100:00:00
ubuntu.com
ubuntu.com
14

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

EPSS

0.117

Percentile

95.3%

The acc_ctx_cont function in the SPNEGO acceptor in
lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5.x through
1.12.x before 1.12.2 allows remote attackers to cause a denial of service
(NULL pointer dereference and application crash) via an empty continuation
token at a certain point during a SPNEGO negotiation.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu10.04noarchkrb5< 1.8.1+dfsg-2ubuntu0.13UNKNOWN
ubuntu12.04noarchkrb5< 1.10+dfsg~beta1-2ubuntu0.5UNKNOWN
ubuntu14.04noarchkrb5< 1.12+dfsg-2ubuntu4.2UNKNOWN

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

EPSS

0.117

Percentile

95.3%