Critical, CVSS 9.9PyPIAmendedPublished
acryl-datahub missing JWT signature check
CVE-2022-39366 · GHSA-r8gm-v65f-c973
- Affected
- PyPI acryl-datahub < 0.8.45
- Fixed in
- 0.8.45· Vendor fix available
- Issue
- Missing JWT signature check (`GHSL-2022-078`) The `StatelessTokenService` of the DataHub metadata service (GMS) does not verify the signature of JWT tokens. This allows an attacker to connect to DataHub instances as any user if Metadata Service authentication is enabled. This vulnerability occurs because the `StatelessTokenService` of the Metadata service uses the `parse` method of `io.jsonwebtoken.JwtParser`, which does not perform a verification of the cryptographic token signature. This means that JWTs are accepted regardless of the used algorithm. Impact This issue may lead to an…
Recommended action: Upgrade to 0.8.45 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.