CVE:CVE-2021-28545
CNNVD:CNNVD-202104-028
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 存在安全漏洞，未经身份验证的攻击者可利用该漏洞在经过认证的PDF中显示任意内容，而不会使证书失效。以下产品及版本受到影响：Acrobat Reader DC versions versions 2020.013.20074 (and earlier), 2020.001.30018 (and earlier) and 2017.011.30188 (and earlier)。
solution:Upgrade adobe acrobat to a higher version than 17.011.30188,20.001.30018,and avoid the version [17.011.30059,17.011.30188],[20.001.30005,20.001.30018]; Upgrade adobe acrobat_dc to a higher version than 20.013.20074,and avoid the version [15.008.20082,20.013.20074]; Upgrade adobe acrobat_reader to a higher version than 17.011.30188,20.001.30018,and avoid the version [17.011.30059,17.011.30188],[20.001.30005,20.001.30018]; Upgrade adobe acrobat_reader_dc to a higher version than 20.013.20074,and avoid the version [15.008.20082,20.013.20074]