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ubuntucveUbuntu.comUB:CVE-2011-4063
HistoryOct 21, 2011 - 12:00 a.m.

CVE-2011-4063

2011-10-2100:00:00
ubuntu.com
ubuntu.com
11

CVSS2

6.8

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

EPSS

0.964

Percentile

99.6%

chan_sip.c in the SIP channel driver in Asterisk Open Source 1.8.x before
1.8.7.1 and 10.x before 10.0.0-rc1 does not properly initialize variables
during request parsing, which allows remote authenticated users to cause a
denial of service (daemon crash) via a malformed request.

CVSS2

6.8

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

EPSS

0.964

Percentile

99.6%