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地图 / CVE-2019-1551: rsaz_512_sqr overflow bug on x86_64

CVE-2019-1551: rsaz_512_sqr overflow bug on x86_64

密码学缺陷 / 密码学问题(通用) / #2449038

厂商
Internet Bug Bounty
严重程度
未评级
赏金
—
弱点
密码学问题(通用)
研究员
@guido
披露日期
2024-05-09
资产
https://github.com/openssl/openssl
CVE
CVE-2019-1551

该报告还没有中文解读。

原文摘录

摘自原文(1123 字符中的一小部分)
There is an overflow bug in the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analysis suggests that attacks against 2-prime RSA1024, 3-prime RSA1536, and DSA1024 as a result of this defect would be very difficult to perform and are …

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 Internet Bug Bounty 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @guido · 版权归作者与 Internet Bug Bounty 所有

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