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地图 / `check_reserve_proof` sums RingCT ECDH amounts without checking the output commitment

`check_reserve_proof` sums RingCT ECDH amounts without checking the output commitment

密码学缺陷 / Missing Required Cryptographic Step / #3698862

厂商
Monero
严重程度
低危 · CVSS 4.7
赏金
—
弱点
Missing Required Cryptographic Step
研究员
@bebensap
披露日期
2026-08-05
资产
—
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(7937 字符中的一小部分)
**Repository:** [`monero-project/monero`](https://github.com/monero-project/monero) — `src/wallet/wallet2.cpp`, `src/ringct/rctSigs.cpp`. Snapshot: `master @ 3ad4a5ee8` (`v0.18.1.0-3ad4a5ee8`).
原文中的代码
uint64_t amount = tx.vout[proof.index_in_tx].amount;
if (amount == 0)
{
  crypto::secret_key shared_secret;
  crypto::derivation_to_scalar(derivation, proof.index_in_tx, shared_secret);
  rct::ecdhTuple ecdh_info = tx.rct_signatures.ecdhInfo[proof.index_in_tx];
  rct::ecdhDecode(ecdh_info, …

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 Monero 所有。

时间线

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

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