psad

psad - 基于 iptables 日志的入侵检测 简介 端口扫描攻击检测器 psad 是一个轻量级的系统守护进程，用 Perl 编写，旨在与 Linux iptables/ip6tables/firewalld 防火墙代码协同工作，检测可疑流量，如端口扫描和扫描、后门、僵尸网络命令与控制通信等。它提供了一组高度可配置的危险阈值（附带合理的默认值），详细的警报消息，包括源、目标、扫描端口范围、开始和结束时间、TCP 标志及对应的 nmap 选项、反向 DNS 信息、电子邮件和 syslog 警报、通过动态配置 iptables 规则集自动阻止恶意 IP 地址、被动操作系统指纹识别以及...

RLSA-2026:36189 Important: perl-HTTP-Daemon security update

The perl-HTTP-Daemon package includes the HTTP::Daemon class, a subclass of IO::Socket::IP. Instances of the HTTP::Daemon class are HTTP/1.1 servers that listen on a socket for incoming requests. Security Fixes: perl-HTTP-Daemon: HTTP::Daemon: Arbitrary code execution via OS command injection in...

perl-HTTP-Daemon security update

An update is available for perl-HTTP-Daemon. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The perl-HTTP-Daemon package includes the HTTP::Daemon class, a...

RHSA-2026:36187 Red Hat Security Advisory: perl-HTTP-Daemon security update

Bulletin has no description...

SUSE-SU-2026:2442-1 Security update for perl-HTTP-Daemon

This update for perl-HTTP-Daemon fixes the following issues: - CVE-2026-8450: Fixed OS command injection via sendfile bsc1266370...

Important: perl-HTTP-Daemon

Issue Overview: HTTP::Daemon versions before 6.17 for Perl allow OS command injection via sendfile. sendfile opens its string argument with Perl's 2-arg open. The 2-arg form interprets magic prefixes: '| cmd' and 'cmd |' open a pipe to a subprocess, ' path' and ' path' open the path for write or...

Amazon Linux 2 : perl-HTTP-Daemon, --advisory ALAS2-2026-3341 (ALAS-2026-3341)

The version of perl-HTTP-Daemon installed on the remote host is prior to 6.01-8. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3341 advisory. HTTP::Daemon versions before 6.17 for Perl allow OS command injection via sendfile. sendfile opens its string argument with...

Updated perl-HTTP-Daemon package fixes a security vulnerability

The updated package fixes a security vulnerability: HTTP::Daemon versions before 6.17 for Perl allow OS command injection via sendfile. CVE-2026-8450...