Unscored severity · published Oct 21, 2011
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…
–
CVSS
2.4%
EPSS
No
On KEV
Description
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OS
Open Source · Asterisk
1.8.7; 10.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-4063
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-4063
Vendor Advisory
http://downloads.digium.com/pub/security/AST-2011-012.html
secunia.com
http://secunia.com/advisories/46420
securityreason.com
http://securityreason.com/securityalert/8478
www.securityfocus.com
http://www.securityfocus.com/archive/1/520141/100/0/threaded
www.securityfocus.com
http://www.securityfocus.com/bid/50177
www.securitytracker.com
http://www.securitytracker.com/id?1026191
More from Open Source
–
CVE-2013-2686
main/http.c in the HTTP server in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; and…
–
CVE-2013-2685
Stack-based buffer overflow in res/res_format_attr_h264.c in Asterisk Open Source 11.x before 11.2.2 allows remote attackers to execute arbitrary code via a long…
–
CVE-2013-2264
The SIP channel driver in Asterisk Open Source 1.8.x before 1.8.20.2, 10.x before 10.12.2, and 11.x before 11.2.2; Certified Asterisk 1.8.15 before 1.8.15-cert2; Asterisk Business…
–
CVE-2012-2186
Incomplete blacklist vulnerability in main/manager.c in Asterisk Open Source 1.8.x before 1.8.15.1 and 10.x before 10.7.1, Certified Asterisk 1.8.11 before 1.8.11-cert6, Asterisk…
–
CVE-2012-2948
chan_skinny.c in the Skinny (aka SCCP) channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1…