CVE-2012-3863
EPSS 3.2%
描述
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.
如何修補 CVE-2012-3863
要修補 CVE-2012-3863,請將受影響套件升級到下列已修補版本。
- Debian/asterisk—升級至 1:1.8.13.1~dfsg-1 或更新版本
CVE-2012-3863 正在被利用嗎?
低 — EPSS 為 3.2%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1:1.8.13.1~dfsg-1