First published: Tue Jun 19 2012(Updated: )
chan_skinny.c in the Skinny (aka SCCP) channel driver in Asterisk Open Source 10.x before 10.5.1 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by sending a Station Key Pad Button message and closing a connection in off-hook mode, a related issue to CVE-2012-2948.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Asterisk | =10.0.0 | |
Asterisk | =10.0.0-beta1 | |
Asterisk | =10.0.0-beta2 | |
Asterisk | =10.0.0-rc1 | |
Asterisk | =10.0.0-rc2 | |
Asterisk | =10.0.0-rc3 | |
Asterisk | =10.0.1 | |
Asterisk | =10.1.0 | |
Asterisk | =10.1.0-rc1 | |
Asterisk | =10.1.0-rc2 | |
Asterisk | =10.1.1 | |
Asterisk | =10.1.2 | |
Asterisk | =10.1.3 | |
Asterisk | =10.2.0 | |
Asterisk | =10.2.0-rc1 | |
Asterisk | =10.2.0-rc2 | |
Asterisk | =10.2.0-rc3 | |
Asterisk | =10.2.0-rc4 | |
Asterisk | =10.2.1 | |
Asterisk | =10.3.0 | |
Asterisk | =10.3.0-rc2 | |
Asterisk | =10.3.0-rc3 | |
Asterisk | =10.3.1 | |
Asterisk | =10.4.0 | |
Asterisk | =10.4.0-rc1 | |
Asterisk | =10.4.0-rc2 | |
Asterisk | =10.4.0-rc3 | |
Asterisk | =10.4.1 | |
Asterisk | =10.4.2 | |
Asterisk | =10.5.0 | |
Asterisk | =10.5.0-rc1 | |
Asterisk | =10.5.0-rc2 |
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CVE-2012-3553 is classified as a high severity vulnerability due to its potential to create a denial of service situation.
To fix CVE-2012-3553, upgrade Asterisk to version 10.5.1 or later.
CVE-2012-3553 affects authenticated users of Asterisk versions 10.x prior to 10.5.1.
CVE-2012-3553 enables a denial of service attack by causing a NULL pointer dereference and crashing the daemon.
No, CVE-2012-3553 requires that users be authenticated to exploit the vulnerability.