CVE-2007-4321
fail2ban
EPSS 5.7%
描述
fail2ban 0.8 and earlier does not properly parse sshd log files, which allows remote attackers to add arbitrary hosts to the /etc/hosts.deny file and cause a denial of service by adding arbitrary IP addresses to the sshd log file, as demonstrated by logging in via ssh with a client protocol version identification containing an IP address string, a different vector than CVE-2006-6302.
如何修補 CVE-2007-4321
要修補 CVE-2007-4321,請將受影響套件升級到下列已修補版本。
- Debian/fail2ban—升級至 0.8.0-4 或更新版本
- Debian/fail2ban—升級至 0.7.5-2etch1 或更新版本
CVE-2007-4321 正在被利用嗎?
中等 — EPSS 為 5.7%,可持續追蹤但非最高優先。
受影響套件(2)
- from 0, < 0.8.0-4
- from 0, < 0.7.5-2etch1