CVE-2011-1147
asterisk - several
EPSS 3.5%
描述
Multiple stack-based and heap-based buffer overflows in the (1) decode_open_type and (2) udptl_rx_packet functions in main/udptl.c in Asterisk Open Source 1.4.x before 1.4.39.2, 1.6.1.x before 1.6.1.22, 1.6.2.x before 1.6.2.16.2, and 1.8 before 1.8.2.4; Business Edition C.x.x before C.3.6.3; AsteriskNOW 1.5; and s800i (Asterisk Appliance), when T.38 support is enabled, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UDPTL packet.
如何修補 CVE-2011-1147
要修補 CVE-2011-1147,請將受影響套件升級到下列已修補版本。
- Debian/asterisk—升級至 1:1.8.3.3-1 或更新版本
CVE-2011-1147 正在被利用嗎?
低 — EPSS 為 3.5%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1:1.8.3.3-1