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Vulnerability details: VCID-67r2-8fv1-aaad
Vulnerability ID VCID-67r2-8fv1-aaad
Aliases CVE-2011-4063
Summary 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.
Status Published
Exploitability 2.0
Weighted Severity 6.1
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06702 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.06846 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96387 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96568 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96568 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
epss 0.96568 https://api.first.org/data/v1/epss?cve=CVE-2011-4063
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2011-4063
Reference id Reference type URL
http://downloads.digium.com/pub/security/AST-2011-012.html
https://api.first.org/data/v1/epss?cve=CVE-2011-4063
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4063
http://secunia.com/advisories/46420
http://securityreason.com/securityalert/8478
https://exchange.xforce.ibmcloud.com/vulnerabilities/70706
http://www.securityfocus.com/archive/1/520141/100/0/threaded
http://www.securityfocus.com/bid/50177
http://www.securitytracker.com/id?1026191
647252 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=647252
cpe:2.3:a:asterisk:open_source:10.0.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:asterisk:open_source:10.0.0:*:*:*:*:*:*:*
cpe:2.3:a:asterisk:open_source:1.8.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:asterisk:open_source:1.8.7:*:*:*:*:*:*:*
CVE-2011-4063 https://nvd.nist.gov/vuln/detail/CVE-2011-4063
GLSA-201110-21 https://security.gentoo.org/glsa/201110-21
No exploits are available.
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2011-4063
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.90352
EPSS Score 0.06702
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.