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I. Basic Information for CVE-2020-3561
Vulnerability Information

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Vulnerability Title
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software WebVPN CRLF Injection Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the Clientless SSL VPN (WebVPN) of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to inject arbitrary HTTP headers in the responses of the affected system. The vulnerability is due to improper input sanitization. An attacker could exploit this vulnerability by persuading a user of the interface to click a crafted link. A successful exploit could allow the attacker to conduct a CRLF injection attack, adding arbitrary HTTP headers in the responses of the system and redirecting the user to arbitrary websites.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对CRLF序列的转义处理不恰当(CRLF注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Adaptive Security Appliances Software 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Adaptive Security Appliances Software(ASA Software)是美国思科(Cisco)公司的一套防火墙和网络安全平台。该平台提供了对数据和网络资源的高度安全的访问等功能。 Cisco Adaptive Security Appliance (ASA) 存在注入漏洞,该漏洞源于不正确的输入卫生处理。攻击者可利用该漏洞可以通过说服界面的用户单击精心设计的链接来利用这个漏洞。成功利用该漏洞可以让攻击者可利用该漏洞进行CRLF注入攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
CiscoCisco Adaptive Security Appliance (ASA) Software n/a -
II. Public POCs for CVE-2020-3561
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III. Intelligence Information for CVE-2020-3561
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