CVE-2012-3863
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…
Does this matter?
Lower severity and a low EPSS score (3.20%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 4.0 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P
- EPSS
- 3.20% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- digium/asterisk business edition · digium/asterisk · digium/asteriske · digium/certified asterisk
- Source
- cve@mitre.org
References
- http://downloads.asterisk.org/pub/security/AST-2012-010.htmlPatch, Vendor Advisory
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54327
- https://issues.asterisk.org/jira/browse/ASTERISK-19992
- http://downloads.asterisk.org/pub/security/AST-2012-010.htmlPatch, Vendor Advisory
- http://secunia.com/advisories/50687
- http://secunia.com/advisories/50756
- http://www.debian.org/security/2012/dsa-2550
- http://www.securityfocus.com/bid/54327
- https://issues.asterisk.org/jira/browse/ASTERISK-19992
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.