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Status published
Medium
CVE-2011-1175
tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057156.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66140
- http://downloads.asterisk.org/pub/security/AST-2011-004.html
- http://www.debian.org/security/2011/dsa-2225
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057163.html
- http://openwall.com/lists/oss-security/2011/03/17/5
- https://bugzilla.redhat.com/show_bug.cgi?id=688678
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056945.html
- http://www.vupen.com/english/advisories/2011/0686
- http://www.vupen.com/english/advisories/2011/0790
- http://securitytracker.com/id?1025224
- http://www.securityfocus.com/bid/46898
- http://openwall.com/lists/oss-security/2011/03/21/12
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Affected Vendor
digium
View all reports →Affected Software
asterisk
Vulnerable Versions:
1.6.1, 1.6.1.0, 1.6.1.1, 1.6.1.2, 1.6.1.3, 1.6.1.4, 1.6.1.5, 1.6.1.6, 1.6.1.7, 1.6.1.8, 1.6.1.9, 1.6.1.10, 1.6.1.11, 1.6.1.12, 1.6.1.13, 1.6.1.14, 1.6.1.15, 1.6.1.16, 1.6.1.17, 1.6.1.18, 1.6.1.19, 1.6.1.20, 1.6.1.21, 1.6.1.22, 1.6.2.0, 1.6.2.1, 1.6.2.2, 1.6.2.3, 1.6.2.4, 1.6.2.5, 1.6.2.6, 1.6.2.15, 1.6.2.16, 1.6.2.16.1, 1.6.2.17, 1.8.0, 1.8.1, 1.8.1.1, 1.8.1.2, 1.8.2, 1.8.2.1, 1.8.2.2, 1.8.2.3, 1.8.3
Timeline
Official Publish:
March 31st, 2011
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.