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CVE
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CVE-2011-0495

Date: (C)2011-01-20   (M)2017-08-18
 
CVSS Score: 6.0Access Vector: NETWORK
Exploitability Subscore: 6.8Access Complexity: MEDIUM
Impact Subscore: 6.4Authentication: SINGLE_INSTANCE
 Confidentiality: PARTIAL
 Integrity: PARTIAL
 Availability: PARTIAL











Stack-based buffer overflow in the ast_uri_encode function in main/utils.c in Asterisk Open Source before 1.4.38.1, 1.4.39.1, 1.6.1.21, 1.6.2.15.1, 1.6.2.16.1, 1.8.1.2, 1.8.2.; and Business Edition before C.3.6.2; when running in pedantic mode allows remote authenticated users to execute arbitrary code via crafted caller ID data in vectors involving the (1) SIP channel driver, (2) URIENCODE dialplan function, or (3) AGI dialplan function.

Reference:
http://www.securityfocus.com/archive/1/archive/1/515781/100/0/threaded
SECUNIA-42935
SECUNIA-43119
SECUNIA-43373
BID-45839
OSVDB-70518
ADV-2011-0159
ADV-2011-0281
ADV-2011-0449
DSA-2171
FEDORA-2011-0774
FEDORA-2011-0794
asterisk-asturiencode-bo(64831)
http://downloads.asterisk.org/pub/security/AST-2011-001-1.6.2.diff
http://downloads.asterisk.org/pub/security/AST-2011-001.html

CPE    229
cpe:/a:digium:asterisk:1.2.31.1
cpe:/a:digium:asterisk:1.2.10:netsec
cpe:/a:digium:asterisk:1.2.12:netsec
cpe:/a:digium:asterisk:1.2.16:netsec
...
CWE    1
CWE-119
OVAL    3
oval:org.secpod.oval:def:600199
oval:org.secpod.oval:def:101218
oval:org.secpod.oval:def:101223

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