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CVE-2021-31684 PoC — Github json-smart-v1 缓冲区错误漏洞

Source
https://github.com/andikahilmy/CVE-2021-31684-json-smart-v2-vulnerable
Associated Vulnerability
Title:Github json-smart-v1 缓冲区错误漏洞 (CVE-2021-31684)
Description:Github json-smart-v1是Github开源的一个应用软件。提供数据存储中的所有非索引数据都作为序列化的 JSON 消息存储在列中功能。 JSON Smart 1.3 和 2.4 版本存在安全漏洞，该漏洞源于JSONParserByteArray的indexOf函数，攻击者可利用该漏洞通过精心制作的web请求导致拒绝服务。以下产品和版本受到影响：Nextcloud Server 19.0.11、20.0.10或21.0.2之前的版本。
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