The IAX2 channel driver (chan_iax2) in Asterisk Open Source 1.0.x, 1.2.x prior to 1.2.28, and 1.4.x prior to 1.4.19.1; Business Edition A.x.x, B.x.x before B.2.5.2, and C.x.x before C.1.8.1; AsteriskNOW prior to 1.0.3; Appliance Developer Kit 0.x.x; and s800i prior to 1.1.0.3, when configured to allow unauthenticated calls, does not verify that an ACK response contains a call number matching the server's reply to a NEW message, which allows remote malicious users to cause a denial of service (traffic amplification) via a spoofed ACK response that does not complete a 3-way handshake. NOTE: this issue exists because of an incomplete fix for CVE-2008-1923.
Vulnerable Product | Search on Vulmon | Subscribe to Product |
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asterisk asterisk business edition c.1.6.2 |
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asterisk asterisk appliance developer kit 0.3 |
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asterisk asterisk business edition b.2.2.0 |
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asterisk open source 1.2.4 |
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asterisk open source 1.2.8 |
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asterisk asterisk appliance developer kit 0.6 |
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asterisk open source 1.2.16 |
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asterisk asterisk business edition c.1.6.1 |
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asterisk open source 1.0.1 |
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asterisk s800i 1.0.3.3 |
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asterisk open source 1.2.14 |
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asterisk s800i 1.0 |
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asterisk s800i 1.0.2 |
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asterisk open source 1.2.20 |
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asterisk open source |
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asterisk open source 1.0.11 |
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asterisk asterisk business edition c.1.0 |
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asterisk open source 1.2.12 |
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asterisk open source 1.2.19 |
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asterisk asterisk business edition |
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asterisk open source 1.0.4 |
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asterisk open source 1.0 |
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asterisk open source 1.2.15 |
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asterisk open source 1.2.9.1 |
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asterisk open source 1.0.12 |
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asterisk open source 1.4.10 |
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asterisk open source 1.2.3 |
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asterisk open source 1.2.23 |
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asterisk open source 1.2.0 |
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asterisk open source 1.2.26.2 |
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asterisk asterisk appliance developer kit 0.6.0 |
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asterisk open source 1.4.0 |
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asterisk open source 1.2.26.1 |
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asterisk open source 1.4.15 |
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asterisk open source 1.0.2 |
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asterisk open source 1.2.13 |
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asterisk open source 1.2.25 |
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asterisk open source 1.2.1 |
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asterisk open source 1.2.26 |
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asterisk asterisk business edition b.2.3.1 |
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asterisk open source 1.2.24 |
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asterisk open source 1.4.12.1 |
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asterisk s800i 1.1.0 |
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asterisk open source 1.0.3.4 |
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asterisk open source 1.4.12 |
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asterisk open source 1.4.16.2 |
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asterisk s800i 1.1.0.1 |
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asterisk asterisk business edition c.1.6 |
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asterisk open source 1.0.6 |
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asterisk open source 1.4.13 |
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asterisk open source 1.2.18 |
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asterisk open source 1.2.10 |
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asterisk open source 1.2.11 |
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asterisk open source 1.4.10.1 |
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asterisk open source 1.4.18.1 |
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asterisk open source 1.2.7.1 |
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asterisk asterisk business edition b.2.5.0 |
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asterisk asterisk business edition b.2.3.3 |
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asterisk asterisk appliance developer kit 0.7 |
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asterisk open source 1.2.2 |
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asterisk open source 1.2.6 |
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asterisk open source 1.4.1 |
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asterisk open source 1.2.5 |
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asterisk asterisk appliance developer kit 0.4 |
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asterisk open source 1.0.5 |
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asterisk open source 1.0.3 |
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asterisk s800i 1.0.3 |
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asterisk open source 1.4.11 |
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asterisk open source 1.2.21 |
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asterisk open source 1.0.9 |
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asterisk asterisk business edition b.1.3.2 |
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asterisk s800i |
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asterisk open source 1.0.7 |
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asterisk asterisknow |
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asterisk open source 1.2.7 |
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asterisk s800i 1.0.1 |
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asterisk asterisknow 1.0.1 |
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asterisk open source 1.2.17 |
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asterisk asterisk business edition b.1.3.3 |
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asterisk asterisk business edition b.2.3.4 |
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asterisk open source 1.0.8 |
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asterisk open source 1.4.18 |
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asterisk asterisk business edition b.2.3.6 |
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asterisk open source 1.2.22 |
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asterisk open source 1.4.16 |
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asterisk asterisk appliance developer kit 0.8 |
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asterisk open source 1.4.14 |
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asterisk open source 1.2.12.1 |
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asterisk open source 1.2.9 |
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asterisk open source 1.4.16.1 |
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asterisk open source 1.2.21.1 |
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asterisk open source 1.0.0 |
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asterisk asterisk business edition b.2.2.1 |
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asterisk asterisk business edition a |
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asterisk asterisk appliance developer kit 0.5 |
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asterisk asterisk appliance developer kit 0.2 |
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asterisk asterisk business edition b.2.3.2 |
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asterisk open source 1.0.11.1 |
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asterisk open source 1.4.17 |
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asterisk asterisknow 1.0 |