CVE-2021-22160

Summary

If Apache Pulsar is configured to authenticate clients using tokens based on JSON Web Tokens (JWT), the signature of the token is not validated if the algorithm of the presented token is set to "none". This allows an attacker to connect to Pulsar instances as any user (incl. admins).

Affected Software

VendorProductVersion RangeStatus
Apache Software FoundationApache PulsarApache Pulsar < 2.7.1affected

Weaknesses

  • token not validated

ADP Enrichment

CVE Program Container

Additional References

References