描述:
Adobe 发布了数个安全更新,以应对于 Adobe Flash Player 及 Adobe Reader/Acrobat 的多个漏洞。远端攻击者可诱使目标用户开启包含特制内容的PDF档案、网页、 Flash 档案或含 Flash 恶意内容的文件来攻击这些漏洞。
Adobe 亦宣布将在2020年底停止向Adobe Flash提供支援,在这之后也不会再提供安全更新。用户应安排转致其他支援的技术。
受影响的系统:
- Adobe Flash Player Desktop Runtime (Windows 及 macOS) 32.0.0.321 和之前版本
- Adobe Flash Player Desktop Runtime (Linux 32.0.0.314) 和之前版本
- Adobe Flash Player for Google Chrome (Windows, macOS, Linux 及 Chrome OS) 32.0.0.321 和之前版本
- Adobe Flash Player (Microsoft Edge 及 Internet Explorer 11) (Windows 10 及 8.1) 32.0.0.255 和之前版本
- Acrobat DC (Windows 及 macOS) Continuous 2019.021.20061and earlier versions
- Acrobat Reader DC (Windows 及 macOS) Continuous 2019.021.20061和之前版本
- Acrobat 2017 (Windows) Classic 2017 2017.011.30156和之前版本
- Acrobat Reader 2017 (macOS) Classic 2017 2017.011.30156和之前版本
- Acrobat 2015 (Windows 及 macOS) Classic 2015 2015.006.30508和之前版本
- Acrobat Reader 2015 (Windows 及 macOS) Classic 2015 2015.006.30508和之前版本
影响:
成功利用这些漏洞可导致受影响的系统任意执行程式码、权限提升或泄漏资讯,视乎攻击者利用哪个漏洞而定。
建议:
受影响系统的用户应更新Adobe Flash Player及 Adobe Reader/Acrobat 至以下版本以应对以上问题。更新可透过产品本身的自动更新装置或下列网址更新其软件:
- Adobe Flash Player Desktop Runtime (Windows, macOS 及 Linux) 32.0.0.330
https://get.adobe.com/flashplayer/
https://www.adobe.com/products/players/flash-player-distribution.html
- Adobe Flash Player (Google Chrome) (Windows, macOS, Linux, 及 Chrome OS) 32.0.0.330
https://chromereleases.googleblog.com/
- Adobe Flash Player (Microsoft Edge 及 Internet Explorer 11) (Windows 10 及 8.1) 32.0.0.330
https://portal.msrc.microsoft.com/en-US/sec
- Acrobat DC (Windows 及 macOS) Continuous 2020.006.20034
- Acrobat Reader DC (Windows 及 macOS) Continuous 2020.006.20034
- Acrobat 2017 (Windows 及 macOS) Classic 20172017.011.30158
- Acrobat Reader 2017 (Windows 及 macOS) Classic 2017 2017.011.30158
- Acrobat 2015 (Windows 及 macOS) Classic 2015 2015.006.30510
- Acrobat Reader 2015 (Windows 及 macOS) Classic 2015 2015.006.30510
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Mac
若安装了多个浏览器,系统中每个浏览器均须更新。Adobe Flash Player 的版本可在以下网址确认:
http://www.adobe.com/software/flash/about/
进一步信息:
https://helpx.adobe.com/security/products/acrobat/apsb20-05.html
https://helpx.adobe.com/security/products/flash-player/apsb20-06.html
https://www.hkcert.org/my_url/zh/alert/20021202
https://www.us-cert.gov/ncas/current-activity/2020/02/11/adobe-releases-security-updates-multiple-products
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3742 (to CVE-2020-3757)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3762
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3763