CVE-2017-12974 Information

Description

Nimbus JOSE+JWT before 4.36 proceeds with ECKey construction without ensuring that the public x and y coordinates are on the specified curve which allows attackers to conduct an Invalid Curve Attack in environments where the JCE provider lacks the applicable curve validation.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://bitbucket.org/connect2id/nimbus-jose-jwt/commits/f3a7a801f0c6b078899fed9226368eb7b44e2b2f https://bitbucket.org/connect2id/nimbus-jose-jwt/issues/217/explicit-check-for-ec-public-key-on-curve https://bitbucket.org/connect2id/nimbus-jose-jwt/src/master/CHANGELOG.txt https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@3Ccommits.druid.apache.org3E

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5