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I. Basic Information for CVE-2022-23539
Vulnerability Information

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Vulnerability Title
jsonwebtoken unrestricted key type could lead to legacy keys usage
Source: NVD (National Vulnerability Database)
Vulnerability Description
Versions `<=8.5.1` of `jsonwebtoken` library could be misconfigured so that legacy, insecure key types are used for signature verification. For example, DSA keys could be used with the RS256 algorithm. You are affected if you are using an algorithm and a key type other than a combination listed in the GitHub Security Advisory as unaffected. This issue has been fixed, please update to version 9.0.0. This version validates for asymmetric key type and algorithm combinations. Please refer to the above mentioned algorithm / key type combinations for the valid secure configuration. After updating to version 9.0.0, if you still intend to continue with signing or verifying tokens using invalid key type/algorithm value combinations, you’ll need to set the `allowInvalidAsymmetricKeyTypes` option to `true` in the `sign()` and/or `verify()` functions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用已被攻破或存在风险的密码学算法
Source: NVD (National Vulnerability Database)
Vulnerability Title
jsonwebtoken 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
jsonwebtoken是Auth0开源的一个 JSON Web 令牌的实现。 jsonwebtoken 8.5.1版本及之前版本存在加密问题漏洞,该漏洞源于旧的、不安全的密钥类型用于签名验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
auth0node-jsonwebtoken <= 8.5.1 -
II. Public POCs for CVE-2022-23539
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III. Intelligence Information for CVE-2022-23539
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IV. Related Vulnerabilities
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