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I. Basic Information for CVE-2021-28503
Vulnerability Information

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Vulnerability Title
In Arista's EOS software affected releases, eAPI might skip re-evaluating user credentials when certificate based authentication is used, which allows remote attackers to access the device via eAPI.
Source: NVD (National Vulnerability Database)
Vulnerability Description
The impact of this vulnerability is that Arista's EOS eAPI may skip re-evaluating user credentials when certificate based authentication is used, which allows remote attackers to access the device via eAPI.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用基本弱点进行的认证绕过
Source: NVD (National Vulnerability Database)
Vulnerability Title
Arista Networks Arista EOS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Arista Networks Arista EOS是美国Arista Networks公司的一款应用于数据中心和云网络中心的可扩展操作系统。 Arista EOS 构建的云架构可扩展到数十万个计算和存储节点,并具有大规模工作的管理和配置功能,通过其可编程性,EOS 支持一系列软件应用程序,可提供工作流程自动化、高可用性、前所未有的网络可视性和分析以及与虚拟化、管理、自动化和编排服务的各种第三方应用程序的快速集成。 Arista Networks Arista EOS eAPI 存在授权问题漏洞,该漏洞源
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
Arista NetworksArista EOS EOS-4.23 ~ EOS-4.23.10 -
II. Public POCs for CVE-2021-28503
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III. Intelligence Information for CVE-2021-28503
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IV. Related Vulnerabilities
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