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地图 / CVE-2023-27538: SSH connection too eager reuse still

CVE-2023-27538: SSH connection too eager reuse still

身份认证 / Authentication Bypass by Primary Weakness / #1898475

厂商
curl
严重程度
低危
赏金
—
弱点
Authentication Bypass by Primary Weakness
研究员
@nyymi
披露日期
2023-03-22
资产
https://github.com/curl/curl
CVE
CVE-2023-27538

该报告还没有中文解读。

原文摘录

摘自原文(626 字符中的一小部分)
Summary: There's a check if SSH keys match between new and existing connection when considering reuse. This check is broken due to wrong comparison: `#define PROTO_FAMILY_SSH (CURLPROTO_SCP|CURLPROTO_SFTP)` ... `else if(get_protocol_family(needle->handler) == PROTO_FAMILY_SSH) {` This never matches …

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 curl 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @nyymi · 版权归作者与 curl 所有

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