CVE:CVE-2021-21040
CNNVD:CNNVD-202102-761
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。
solution:Upgrade adobe acrobat to a higher version than 17.011.30188,20.001.30018,and avoid the version [17.0,17.011.30188],[20.0,20.001.30018]; Upgrade adobe acrobat_dc to a higher version than 20.013.20074,and avoid the version (,20.013.20074]; Upgrade adobe acrobat_reader to a higher version than 17.011.30188,20.001.300183,and avoid the version [17.0,17.011.30188],[20.0,20.001.300183]; Upgrade adobe acrobat_reader_dc to a higher version than 20.013.20074,and avoid the version (,20.013.20074]