Vulnerability Details CVE-2011-4063
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.067
EPSS Ranking 90.8%
CVSS Severity
CVSS v2 Score 6.8
References
- http://downloads.digium.com/pub/security/AST-2011-012.html
- http://secunia.com/advisories/46420
- http://securityreason.com/securityalert/8478
- http://www.securityfocus.com/archive/1/520141/100/0/threaded
- http://www.securityfocus.com/bid/50177
- http://www.securitytracker.com/id?1026191
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70706
- http://downloads.digium.com/pub/security/AST-2011-012.html
- http://secunia.com/advisories/46420
- http://securityreason.com/securityalert/8478
- http://www.securityfocus.com/archive/1/520141/100/0/threaded
- http://www.securityfocus.com/bid/50177
- http://www.securitytracker.com/id?1026191
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70706
Products affected by CVE-2011-4063
-
cpe:2.3:a:asterisk:open_source:1.8.7
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cpe:2.3:a:asterisk:open_source:10.0.0