CVE-2017-12974
Improper Verification of Cryptographic Signature in Nimbus JOSE+JWT
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2017-12974- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-347
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2017-12974- Updated
- 2026-11-02
EUVDEUVD-2022-4754 No score
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.
- Record
EUVD-2022-4754- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pfv2-37f7-9m6w
Improper Verification of Cryptographic Signature in Nimbus JOSE+JWT
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.
- Record
GHSA-pfv2-37f7-9m6w- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-347
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2017-12974- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-pfv2-37f7-9m6w
Improper Verification of Cryptographic Signature in Nimbus JOSE+JWT
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.
- Record
GHSA-pfv2-37f7-9m6w- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-347
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
com.nimbusds:nimbus-jose-jwtMaven |
before 4.36 | 4.36 |
com.nimbusds:nimbus-jose-jwtMaven |
before 4.36, plus listed versions 2.102.10.12.11.02.12.02.13.0 Show 45 moreShow less2.13.12.14.02.15.02.15.12.15.22.162.172.17.12.17.22.182.18.12.18.22.192.19.12.202.212.222.22.12.232.242.252.262.26.12.93.03.13.1.13.1.23.103.23.2.13.2.23.33.43.53.63.73.83.8.13.8.23.93.9.13.9.24.04.0-rc1 |
4.36 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-12974 is a high vulnerability (CVSS 7.5) in Connect2id Nimbus Jose\+jwt, published August 20, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in com.nimbusds:nimbus-jose-jwt 4.36.
References
bitbucket.org/connect2id/nimbus-jose-jwt/issues/217/explicit-check-for-ec-public-key-on-curve
lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E
nvd.nist.gov/vuln/detail/CVE-2017-12974
github.com/advisories/GHSA-pfv2-37f7-9m6w
Left out here: 51 versions. The JSON record has them.