Open Policy Agent (OPA) is an open source, general-purpose policy engine. The Rego compiler provides a (deprecated) `WithUnsafeBuiltins` function, which allows users to provide a set of built-in functions that should be deemed unsafe — and as such rejected — by the compiler if encountered in the policy compilation stage. A bypass of this protection has been found, where the use of the `with` keyword to mock such a built-in function (a feature introduced in OPA v0.40.0), isn’t taken into account by `WithUnsafeBuiltins`. Multiple conditions need to be met in order to create an adverse effect. Version 0.43.1 contains a patch for this issue. As a workaround, avoid using the `WithUnsafeBuiltins` function and use the `capabilities` feature instead.
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History
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Information
Published : 2022-09-08 14:15
Updated : 2024-11-21 07:12
NVD link : CVE-2022-36085
Mitre link : CVE-2022-36085
CVE.ORG link : CVE-2022-36085
JSON object : View
Products Affected
openpolicyagent
- open_policy_agent
CWE