Cisco Web Security Appliance Malformed Request Denial of Service Vulnerability

A vulnerability in the web proxy functionality of Cisco AsyncOS Software for Cisco Web Security Appliance could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper validation of HTTP and HTTPS requests. An attacker could exploit this vulnerability by sending a malformed HTTP or HTTPS request to an affected device. An exploit could allow the attacker to cause a restart of the web proxy process, resulting in a temporary DoS condition.

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输入验证不恰当

Cisco Web Security Appliance 输入验证错误漏洞

Cisco Web Security Appliance（WSA）是美国思科（Cisco）公司的一款Web安全设备。该设备提供基于SaaS的访问控制、实时网络报告和追踪、制定安全策略等功能。AsyncOS Software是使用在其中的一套操作系统。 Cisco WSA中的AsyncOS Software的Web代理功能存在输入验证错误漏洞。该漏洞源于网络系统或产品未对输入的数据进行正确的验证。

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