CVE:CVE-2019-16753
CNNVD:CNNVD-201912-192
Decentralized Anonymous Payment System（DAPS）是一套分散式匿名支付系统。
DAPS 2019-08-26及之前版本中存在安全漏洞，该漏洞源于程序使用了较弱的签名机制。攻击者可利用该漏洞重复使用签名。
solution:Upgrade decentralized_anonymous_payment_system_project decentralized_anonymous_payment_system to a higher version than 2019-08-26,and avoid the version (,2019-08-26]; Upgrade pivx private_instant_verified_transactions to a higher version than 3.4.0,and avoid the version (,3.4.0]