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Vulnerability CVE-2012-3863
Published: 2012-07-09
| Description: |
channels/chan_sip.c in Asterisk Open Source 1.8.x before 1.8.13.1 and 10.x before 10.5.2, Asterisk Business Edition C.3.x before C.3.7.5, Certified Asterisk 1.8.11-certx before 1.8.11-cert4, and Asterisk Digiumphones 10.x.x-digiumphones before 10.5.2-digiumphones does not properly handle a provisional response to a SIP reINVITE request, which allows remote authenticated users to cause a denial of service (RTP port exhaustion) via sessions that lack final responses. |
Type:
CWE-399 (Resource Management Errors)
CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
4/10 |
2.9/10 |
8/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
Single time |
| Confidentiality impact |
Integrity impact |
Availability impact |
None |
None |
Partial |
References: |
http://downloads.asterisk.org/pub/security/AST-2012-010.html
https://issues.asterisk.org/jira/browse/ASTERISK-19992
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