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Asterisk RTP Text Frames Denial Of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
Denial of Service
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
14 years ago
Modified
Modified
5 years ago
Summary
This host has Asterisk installed and is prone to Denial of Service vulnerability.
Insight
Insight
Error in main/rtp.c file which can be exploited via an RTP text frame without a certain delimiter that triggers a NULL pointer dereference and the subsequent calculation to an invalid pointer.
Affected Software
Affected Software
Asterisk version 1.6.1 and before 1.6.1.2 on Linux.
Solution
Solution
Upgrade to Asterisk version 1.6.1.2 or later.