VulnerabilityModified
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…
MEDIUM 6.8EPSS 2.38%
Does this matter?
Lower severity and a low EPSS score (2.38%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:C
- EPSS
- 2.38% probability · 83th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- asterisk/open source
- Source
- cve@mitre.org
References
- http://downloads.digium.com/pub/security/AST-2011-012.htmlVendor Advisory
- 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.htmlVendor Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.