CVE-2009-3563
ntp - denial of service
EPSS 32.3%
描述
ntp_request.c in ntpd in NTP before 4.2.4p8, and 4.2.5, allows remote attackers to cause a denial of service (CPU and bandwidth consumption) by using MODE_PRIVATE to send a spoofed (1) request or (2) response packet that triggers a continuous exchange of MODE_PRIVATE error responses between two NTP daemons.
如何修補 CVE-2009-3563
要修補 CVE-2009-3563,請將受影響套件升級到下列已修補版本。
- Debian/ntp—升級至 1:4.2.4p8+dfsg-1 或更新版本
- Debian/ntp—升級至 1:4.2.2.p4+dfsg-2etch4 或更新版本
CVE-2009-3563 正在被利用嗎?
中等 — EPSS 為 32.3%,可持續追蹤但非最高優先。
受影響套件(2)
- from 0, < 1:4.2.4p8+dfsg-1
- from 0, < 1:4.2.2.p4+dfsg-2etch4