Описание
sm-crypto Affected by Signature Malleability in SM2-DSA
Summary
A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library. An attacker can derive a new valid signature for a previously signed message from an existing signature.
Credit
This vulnerability was discovered by:
- XlabAI Team of Tencent Xuanwu Lab
- Atuin Automated Vulnerability Discovery Engine
Пакеты
Наименование
sm-crypto
npm
Затронутые версииВерсия исправления
< 0.3.14
0.3.14
Связанные уязвимости
CVSS3: 7.5
nvd
16 дней назад
sm-crypto provides JavaScript implementations of the Chinese cryptographic algorithms SM2, SM3, and SM4. A signature malleability vulnerability exists in the SM2 signature verification logic of the sm-crypto library prior to version 0.3.14. An attacker can derive a new valid signature for a previously signed message from an existing signature. Version 0.3.14 patches the issue.