CVE-2011-0997
dhcp3 - missing input sanitizing
EPSS 84.3%
描述
dhclient in ISC DHCP 3.0.x through 4.2.x before 4.2.1-P1, 3.1-ESV before 3.1-ESV-R1, and 4.1-ESV before 4.1-ESV-R2 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message, as demonstrated by a hostname that is provided to dhclient-script.
如何修補 CVE-2011-0997
要修補 CVE-2011-0997,請將受影響套件升級到下列已修補版本。
- Debian/dhcp3—升級至 3.1.1-6+lenny5 或更新版本
- Debian/isc-dhcp—升級至 4.1.1-P1-16.1 或更新版本
- Debian/isc-dhcp—升級至 4.1.1-P1-15+squeeze2 或更新版本
CVE-2011-0997 正在被利用嗎?
可能 — EPSS 為 84.3%,屬於高被利用機率區間,建議優先修補。
受影響套件(3)
- from 0, < 3.1.1-6+lenny5
- from 0, < 4.1.1-P1-16.1
- from 0, < 4.1.1-P1-15+squeeze2