CVE:CVE-2021-21044
CNNVD:CNNVD-202102-756
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 中存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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]