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地图 / CSRF protection on OIDC login is broken

CSRF protection on OIDC login is broken

跨站请求伪造 / 跨站请求伪造 / #1878381

厂商
Nextcloud
严重程度
低危 · CVSS 4.8
赏金
$500
弱点
跨站请求伪造
研究员
@mikaelgundersen
披露日期
2023-04-04
资产
nextcloud/user_oidc
CVE
CVE-2023-28848

该报告还没有中文解读。

原文摘录

摘自原文(838 字符中的一小部分)
To protect against CSRF the "state" is used in the OIDC flow. On callback this code is verified against the code stored in the session for that user. However in case the token does not match a JSON response is provided that includes the expected state. Thus making it trivial for the attacker to …

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 Nextcloud 所有。

时间线

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

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