CVE-2007-3763
Medium
Description
The IAX2 channel driver (chan_iax2) in Asterisk before 1.2.22 and 1.4.x before 1.4.8, Business Edition before B.2.2.1, AsteriskNOW before beta7, Appliance Developer Kit before 0.5.0, and s800i before 1.0.2 allows remote attackers to cause a denial of service (crash) via a crafted (1) LAGRQ or (2) LAGRP frame that contains information elements of IAX frames, which results in a NULL pointer dereference when Asterisk does not properly set an associated variable.
SeverityMedium
CVSS5.0
Exploit probability—
ProductAsterisk
PublishedJul 18, 2007
First seenJul 18, 2007
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| asterisk asterisk | 1.0, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.2.0_beta1, 1.2.0_beta2, 1.2.5, 1.2.6, 1.2.7, 1.2.8, 1.2.9, 1.2.10, 1.2.11, 1.2.12, 1.2.13, 1.2.14, 1.2.15, 1.2.16, 1.2.17, 1.4.1, 1.4.2, 1.4.4_2007-04-27, 1.4_beta, a, b.1.3.2, b.1.3.3, b.2.2.0 | — |
| asterisk asterisk_appliance_developer_kit | v ≤ 0.4 | — |
| asterisk asterisknow | beta_5, beta_6 | — |
| asterisk s800i_appliance | 1.0, 1.0.1 | — |
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