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Asterisk SIP REGISTER Response User Enumeration Weakness
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Secunia Advisory:
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SA37265
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Release Date:
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2009-11-05
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Last Update:
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2009-11-11
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Popularity:
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511 views
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Critical:
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Not critical
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Impact:
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Exposure of system information
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Asterisk 1.x
Asterisk Business Edition 2.x
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Secunia CVSS-2 Score:
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Available in Secunia business solutions 
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Instant alerts on relevant vulnerabilities
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| Advisory Content (Page 1 of 3) | [ 1 ] [ 2 ] [ 3 ] | |
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Description:
A weakness has been reported in Asterisk, which can be exploited by malicious people to determine valid usernames.
The problem is that different responses are being sent when using a valid or an invalid username in REGISTER messages. This can be exploited to determine valid usernames by sending specially crafted REGISTER messages.
Change Page:
[ 1 ] [ 2 ] [ 3 ]
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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