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CVE
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CVE-2011-1147Date: (C)2011-03-15   (M)2018-02-19


Multiple stack-based and heap-based buffer overflows in the (1) decode_open_type and (2) udptl_rx_packet functions in main/udptl.c in Asterisk Open Source 1.4.x before 1.4.39.2, 1.6.1.x before 1.6.1.22, 1.6.2.x before 1.6.2.16.2, and 1.8 before 1.8.2.4; Business Edition C.x.x before C.3.6.3; AsteriskNOW 1.5; and s800i (Asterisk Appliance), when T.38 support is enabled, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UDPTL packet.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 6.8
Exploit Score: Exploit Score: 8.6
Impact Score: Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: MEDIUM
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: PARTIAL
Scope: Integrity: PARTIAL
Confidentiality: Availability: PARTIAL
Integrity:  
Availability:  
  
Reference:
SECTRACK-1025101
SECUNIA-43429
SECUNIA-43702
BID-46474
ADV-2011-0635
DSA-2225
FEDORA-2011-2360
FEDORA-2011-2438
FEDORA-2011-2558
IAVM:2011-A-0095
http://www.openwall.com/lists/oss-security/2011/03/11/2
http://www.openwall.com/lists/oss-security/2011/03/11/8
http://downloads.asterisk.org/pub/security/AST-2011-002.html

CPE    201
cpe:/a:digium:asterisk:c.1.6.2:-:business
cpe:/a:digium:asterisk:c.1.0:beta8:business
cpe:/a:digium:asterisk:c.1.0:beta7:business
cpe:/a:digium:asterisk:c.1.8.0:-:business
...
CWE    1
CWE-119
OVAL    1
oval:org.secpod.oval:def:600240

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