CVE-2025-65548
9.1
CRITICAL
CVSS 3.1
EPSS 0.12%
描述
NUT-14 allows cashu tokens to be created with a preimage hash. However, nutshell (cashubtc/nuts) before 0.18.0 do not validate the size of preimage when the token is spent. The preimage is stored by the mint and attacker can exploit this vulnerability to fill the mint's db nd disk with arbitrary data.
如何修補 CVE-2025-65548
要修補 CVE-2025-65548,請將受影響套件升級到下列已修補版本。
- PyPI/cashu—升級至 0.18.0 或更新版本
CVE-2025-65548 正在被利用嗎?
低 — EPSS 為 0.1%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 0.18.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
參考連結(6)
- EXPLOITgithub.com/cashubtc/nuts/blob/main/07.md
- EXPLOITgithub.com/cashubtc/nuts/blob/main/14.md
- EXPLOITgithub.com/jamesob/delving-bitcoin-archive/blob/master/archive/rendered-topics/2025-11-November/2025-11-02-public-disclosure-denial-of-service-using-htlc-in-cashu-id2090.md
- REPORTbitcointalk.org/index.php?topic=5564329