PAN-OS: Firewall Denial of Service (DoS) in DNS Security Using a Specially Crafted Packet

A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane of the firewall that reboots the firewall. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode.

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对因果或异常条件的不恰当检查

Palo Alto Networks PAN-OS 安全漏洞

Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。 Palo Alto Networks PAN-OS存在安全漏洞，该漏洞源于DNS Security功能中存在拒绝服务漏洞，允许未认证的攻击者通过发送恶意数据包至防火墙的数据平面来重启防火墙，从而导致防火墙进入维护模式。

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