CVE:CVE-2018-16187
CNNVD:CNNVD-201811-738
RICOH Interactive Whiteboard D2200等都是日本理光（Ricoh）公司的多功能打印机设备。
多款RICOH Interactive Whiteboard产品中存在安全漏洞，该漏洞源于程序没有验证服务器证书。攻击者可通过实施中间人攻击利用该漏洞窃取加密通信。以下产品和版本受到影响：RICOH Interactive Whiteboard D2200 1.3版本至2.2版本，D5500 1.3版本至2.2版本，D5510 1.3版本至2.2版本；RICOH Interactive Whiteboard D5520，D6500，D6510，D7500，D8400（使用RICOH Interactive Whiteboard Controller Type1 1.3版本至2.2版本）；RICOH Interactive Whiteboard D5520，D6510，D7500，D8400（使用RICOH Interactive Whiteboard Controller Type2 3.0版本至3.1版本）。
solution:Upgrade ricoh d2200_firmware to a higher version than 2.2,and avoid the version [1.3,2.2]; Upgrade ricoh d5500_firmware to a higher version than 2.2,and avoid the version [1.3,2.2]; Upgrade ricoh d5510_firmware to a higher version than 2.2,and avoid the version [1.3,2.2]; Upgrade ricoh d5520_firmware to a higher version than 2.2,3.1.10137.0,and avoid the version [1.3,2.2],[3.0,3.1.10137.0]; Upgrade ricoh d6500_firmware to a higher version than 2.2,and avoid the version [1.3,2.2]; Upgrade ricoh d6510_firmware to a higher version than 2.2,3.1.10137.0,and avoid the version [1.3,2.2],[3.0,3.1.10137.0]; Upgrade ricoh d7500_firmware to a higher version than 2.2,3.1.10137.0,and avoid the version [1.3,2.2],[3.0,3.1.10137.0]; Upgrade ricoh d8400_firmware to a higher version than 2.2,3.1.10137.0,and avoid the version [1.3,2.2],[3.0,3.1.10137.0]