Authorization bypass vulnerability in OpenFGA
CVE-2024-42473

9.8CRITICAL

Key Information:

Vendor

Openfga

Status
Openfga
Vendor
CVE Published:
12 August 2024

What is CVE-2024-42473?

The OpenFGA authorization engine, versions 1.5.7 and 1.5.8, is affected by a vulnerability that allows for an authorization bypass when the Check API is called with models utilizing but not and from expressions alongside a userset. As a temporary mitigation, users are strongly recommended to downgrade to version 1.5.6, which is backward compatible. At this time, a patch is not yet available, but maintainers of OpenFGA have indicated plans to address the vulnerability in upcoming releases.

Affected Version(s)

openfga >=1.5.7, <= 1.5.8

References

https://github.com/openfga/openfga/security/advisories/GH...
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2024-42473 : Authorization bypass vulnerability in OpenFGA