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Debian Security Advisory DSA 2225-1 (asterisk)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update to asterisk announced via advisory DSA 2225-1.
Insight
Insight
Several vulnerabilities have been discovered in Asterisk, an Open Source PBX and telephony toolkit. CVE-2011-1147 Matthew Nicholson discovered that incorrect handling of UDPTL packets may lead to denial of service of the execution of arbitrary code. CVE-2011-1174 Blake Cornell discovered that incorrect connection handling in the manager interface may lead to denial of service. CVE-2011-1175 Blake Cornell and Chris May discovered that incorrect TCP connection handling may lead to denial of service. CVE-2011-1507 Tzafrir Cohen discovered that insufficient limitation of connection requests in several TCP based services may lead to denial of service. CVE-2011-1599 Matthew Nicholson discovered a privilege escalation vulnerability in the manager interface. For the oldstable distribution (lenny), this problem has been fixed in version 1:1.4.21.2~dfsg-3+lenny2.1. For the stable distribution (squeeze), this problem has been fixed in version 1:1.6.2.9-2+squeeze2. For the unstable distribution (sid), this problem has been fixed in version 1:1.8.3.3-1.
Solution
Solution
We recommend that you upgrade your asterisk packages.