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I. Basic Information for CVE-2020-3477
Vulnerability Information

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Vulnerability Title
Cisco IOS and IOS XE Software Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the CLI parser of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to access files from the flash: filesystem. The vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by using a specific command at the command line. A successful exploit could allow the attacker to obtain read-only access to files that are located on the flash: filesystem that otherwise might not have been accessible.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco IOS 和Cisco IOS XE 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS和IOS XE都是美国思科(Cisco)公司的一套为其网络设备开发的操作系统。 Cisco IOS软件和Cisco IOS XE软件的CLI解析器存在安全漏洞,该漏洞源于允许经过身份验证的本地攻击者访问Flash,攻击者可利用该漏洞对位于flash:文件系统上的文件的只读访问权限,否则该文件系统可能无法访问。
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 IOS n/a -
II. Public POCs for CVE-2020-3477
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III. Intelligence Information for CVE-2020-3477
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IV. Related Vulnerabilities
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