CVE-2011-1175
tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many…
Does this matter?
Lower severity and a low EPSS score (2.72%). Track it; it rarely justifies an emergency change on its own.
Description
tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.72% probability · 85th percentile
- CISA KEV
- Not listed
- Affected
- digium/asterisk
- Source
- secalert@redhat.com
References
- http://downloads.asterisk.org/pub/security/AST-2011-004.htmlPatch, Vendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056945.htmlPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057156.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057163.html
- http://openwall.com/lists/oss-security/2011/03/17/5
- http://openwall.com/lists/oss-security/2011/03/21/12Patch
- http://securitytracker.com/id?1025224
- http://www.debian.org/security/2011/dsa-2225
- http://www.securityfocus.com/bid/46898
- http://www.vupen.com/english/advisories/2011/0686Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0790Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=688678
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66140
- http://downloads.asterisk.org/pub/security/AST-2011-004.htmlPatch, Vendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056945.htmlPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057156.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057163.html
- http://openwall.com/lists/oss-security/2011/03/17/5
- http://openwall.com/lists/oss-security/2011/03/21/12Patch
- http://securitytracker.com/id?1025224
- http://www.debian.org/security/2011/dsa-2225
- http://www.securityfocus.com/bid/46898
- http://www.vupen.com/english/advisories/2011/0686Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0790Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=688678
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66140
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.