5
CVSSv2

CVE-2011-1175

Published: 31/03/2011 Updated: 17/08/2017
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x prior to 1.6.1.23, 1.6.2.x prior to 1.6.2.17.1, and 1.8.x prior to 1.8.3.1 allows remote malicious users to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.

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digium asterisk 1.6.1.21

digium asterisk 1.6.1.20

digium asterisk 1.6.1.1

digium asterisk 1.6.1

digium asterisk 1.6.1.5

digium asterisk 1.6.1.9

digium asterisk 1.6.1.10

digium asterisk 1.6.1.13

digium asterisk 1.6.1.0

digium asterisk 1.6.1.16

digium asterisk 1.6.1.19

digium asterisk 1.6.1.2

digium asterisk 1.6.1.7

digium asterisk 1.6.1.18

digium asterisk 1.6.1.14

digium asterisk 1.6.1.22

digium asterisk 1.6.1.3

digium asterisk 1.6.1.4

digium asterisk 1.6.1.8

digium asterisk 1.6.1.12

digium asterisk 1.6.1.11

digium asterisk 1.6.1.6

digium asterisk 1.6.1.17

digium asterisk 1.6.1.15

digium asterisk 1.6.2.0

digium asterisk 1.6.2.1

digium asterisk 1.6.2.2

digium asterisk 1.6.2.16.1

digium asterisk 1.6.2.17

digium asterisk 1.6.2.16

digium asterisk 1.6.2.6

digium asterisk 1.6.2.15

digium asterisk 1.6.2.5

digium asterisk 1.6.2.3

digium asterisk 1.6.2.4

digium asterisk 1.8.1

digium asterisk 1.8.0

digium asterisk 1.8.3

digium asterisk 1.8.1.2

digium asterisk 1.8.1.1

digium asterisk 1.8.2

digium asterisk 1.8.2.2

digium asterisk 1.8.2.1

digium asterisk 1.8.2.3

Vendor Advisories

Several vulnerabilities have been discovered in Asterisk, an Open Source PBX and telephony toolkit CVE-2011-1147 Matthew Nicholson discovered that incorrect handling of UDPTL packets may lead to denial of service or the execution of arbitrary code CVE-2011-1174 Blake Cornell discovered that incorrect connection handling in the manage ...