CVE-2012-1183: Buffer Overflow
First published: Tue Sep 18 2012(Updated: )
Stack-based buffer overflow in the milliwatt_generate function in the Miliwatt application in Asterisk 1.4.x before 1.4.44, 1.6.x before 1.6.2.23, 1.8.x before 1.8.10.1, and 10.x before 10.2.1, when the o option is used and the internal_timing option is off, allows remote attackers to cause a denial of service (application crash) via a large number of samples in an audio packet.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Asterisk | >=1.4.0<1.4.44 | |
| Asterisk | >=1.6.0<1.6.2.23 | |
| Asterisk | >=1.8.0<1.8.10.1 | |
| Asterisk | >=10.0.0<10.2.1 | |
| Debian GNU/Linux | =6.0 |
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Reference Links
- http://archives.neohapsis.com/archives/bugtraq/2012-03/0069.html
- http://downloads.asterisk.org/pub/security/AST-2012-002-1.8.diff
- http://downloads.asterisk.org/pub/security/AST-2012-002.pdf
- http://osvdb.org/80125
- http://secunia.com/advisories/48417
- http://secunia.com/advisories/48941
- http://securitytracker.com/id?1026812
- http://www.asterisk.org/node/51797
- http://www.debian.org/security/2012/dsa-2460
- http://www.openwall.com/lists/oss-security/2012/03/16/10
- http://www.openwall.com/lists/oss-security/2012/03/16/17
- http://www.securityfocus.com/bid/52523
- https://exchange.xforce.ibmcloud.com/vulnerabilities/74082
Frequently Asked Questions
What is the severity of CVE-2012-1183?
CVE-2012-1183 is classified as a high severity vulnerability due to its ability to cause a denial of service through stack-based buffer overflow.
How do I fix CVE-2012-1183?
To mitigate CVE-2012-1183, users should upgrade Asterisk to versions 1.4.44, 1.6.2.23, 1.8.10.1, or 10.2.1 or later.
Which versions of Asterisk are affected by CVE-2012-1183?
CVE-2012-1183 affects Asterisk versions prior to 1.4.44, 1.6.2.23, 1.8.10.1, and 10.2.1.
Can CVE-2012-1183 be exploited remotely?
Yes, CVE-2012-1183 can be exploited remotely by attackers if certain configuration options are set.
What impact does CVE-2012-1183 have on affected systems?
CVE-2012-1183 can cause a denial of service, impacting the availability of the Asterisk application on affected systems.
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