|
Asterisk Skinny Channel Driver Denial of Service
|
|
|
|
|
Secunia Advisory:
|
SA26340
|
|
|
Release Date:
|
2007-08-08
|
|
Last Update:
|
2007-08-15
|
|
|
Critical:
|
Less critical
|
|
Impact:
|
DoS
|
|
Where:
|
From remote
|
|
Solution Status:
|
Vendor Patch
|
|
| Software: | Asterisk 1.x
Asterisk Appliance Developer Kit 0.x
|
| | CVE reference: | CVE-2007-4280 (Secunia mirror)
|
|
|
Want to know the next time vulnerabilities are fixed in this product?
- Companies can be alerted via email and SMS! |
|
|
Description:
A vulnerability has been reported in Asterisk, which can be exploited by malicious users to cause a DoS (Denial of Service).
The vulnerability is caused due to the Skinny channel driver (chan_skinny) improperly processing packets. This can be exploited to crash the application by sending a "CAPABILITIES_RES_MESSAGE" packet with the capabilities count greater than the total number of items in the "capabilities_res_message" array.
The vulnerability is reported in the following versions:
Asterisk Open Source 1.4.x, versions prior to 1.4.10
AsteriskNOW pre-release, versions prior to beta7
Asterisk Appliance Developer Kit, versions prior to 0.7.0
s800i versions prior to 1.0.3.
Solution:
Asterisk Open Source 1.4.x:
Update to version 1.4.10.
http://downloads.digium.com/pub/telephony/asterisk
AsteriskNOW pre-release:
Update to version beta7.
http://www.asterisknow.org/
Asterisk Appliance Developer Kit:
Update to version 0.7.0.
http://downloads.digium.com/pub/telephony/aadk
s800i:
Update to version 1.0.3.
Provided and/or discovered by:
The vendor credits Wei Wang of McAfee AVERT Labs.
Changelog:
2007-08-15: Added CVE reference.
Original Advisory:
http://downloads.digium.com/pub/asa/ASA-2007-019.pdf
|
|
|
|
|
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
|
|
|
|
29 Related Secunia Security Advisories, displaying 10
|
|
|
1. Asterisk Two Denial of Service Vulnerabilities
|
|
2. Asterisk "pedantic" SIP Processing Denial of Service
|
|
3. Asterisk IAX2 Handshake Denial of Service
|
|
4. Asterisk Predictable HTTP Manager ID Weakness
|
|
5. Asterisk Multiple Vulnerabilities
|
|
6. Asterisk "BYE/Also" Denial of Service Vulnerability
|
|
7. Asterisk Registration Database Security Bypass
|
|
8. Asterisk Postgres Realtime Engine SQL Injection
|
|
9. Asterisk Call Detail Record Postgres SQL Injection
|
|
10. Asterisk IMAP Storage Voicemail Buffer Overflow
|
Show all related advisories
|
|
|
Send Feedback to Secunia
|
|
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.
Ideas, suggestions, and other feedback are most welcome.
|
|
|
|
