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Family: Gain root remotely --> Category: infos
Asterisk chan_skinny Channel Driver Heap Overflow Vulnerability Vulnerability Scan
Vulnerability Scan Summary Sends a special packet to Asterisk's chan_skinny channel driver
Detailed Explanation for this Vulnerability Test
Synopsis :
The remote server is affected by a heap overflow vulnerability.
Description :
The chan_skinny channel driver included in the version of Asterisk
installed on the remote host does not properly validate the length
header in incoming packets. An unauthenticated remote attacker may be
able to leverage this flaw to execute code on the affected host
subject to the rights under which Asterisk runs, generally root.
See also :
http://www.securityfocus.com/archive/1/449127/30/0/threaded
http://www.asterisk.org/node/109
Solution :
Either disable the chan_skinny channel driver or upgrade to Asterisk
1.2.13 or later.
Threat Level:
High / CVSS Base Score : 7.0
(AV:R/AC:L/Au:NR/C:P/I:P/A:P/B:N)
Click HERE for more information and discussions on this network vulnerability scan.
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