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I. Basic Information for CVE-2021-21040
Vulnerability Information

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Vulnerability Title
Acrobat Reader DC Use-After-Free Vulnerability Could Lead To Arbitrary Code Execution
Source: NVD (National Vulnerability Database)
Vulnerability Description
Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier) are affected by a Use After Free vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Acrobat Reader DC 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Acrobat Reader是美国奥多比(Adobe)公司的一款PDF查看器。该软件用于打印,签名和注释 PDF。 Acrobat Reader DC 中存在资源管理错误漏洞,该漏洞源于网络系统或产品对系统资源(如内存、磁盘空间、文件等)的管理不当。未经验证的攻击者可以利用此漏洞在当前用户的上下文中执行任意代码。
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
AdobeAcrobat Reader unspecified ~ 2020.013.20074 -
II. Public POCs for CVE-2021-21040
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III. Intelligence Information for CVE-2021-21040
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IV. Related Vulnerabilities
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