ECKey Construction Vulnerability in Nimbus JOSE+JWT Affects Connect2id
CVE-2017-12974

7.5HIGH

Key Information:

Vendor

Connect2id

Status
Nimbus Jose\+jwt
Vendor
CVE Published:
20 August 2017

What is CVE-2017-12974?

The Nimbus JOSE+JWT library prior to version 4.36 contains a flaw in ECKey construction, where it fails to validate the public x and y coordinates against the specified curve. This oversight may enable attackers to perform an Invalid Curve Attack, specifically in contexts where the Java Cryptography Extension (JCE) provider does not implement essential curve validation. It is crucial for users to update their systems to mitigate the risks associated with this vulnerability.

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References

https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/2...
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https://bitbucket.org/connect2id/nimbus-jose-jwt/src/mast...
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https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/...
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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