RustFS: OPA policy plugin omits ExistingObjectTag conditions, allowing tag-based authorization policies to treat tagged objects as untagged
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| rustfs | rustfs | affected |
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| Rustfs | Rustfs |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.465% probability within 30 days)
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| First Time appeared |
Rustfs
Rustfs rustfs |
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| Vendors & Products |
Rustfs
Rustfs rustfs |
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| Metrics |
ssvc
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| Description | RustFS is a distributed object storage system built in Rust. From 1.0.0-alpha.64 until 1.0.0-rc.1, RustFS external OPA authorization enabled by RUSTFS_POLICY_PLUGIN_URL in crates/iam/src/sys.rs sets PreparedIamAuth.needs_existing_object_tag incorrectly for PreparedIamMode::Opa, causing maybe_merge_object_tag_conditions to omit s3:ExistingObjectTag/* values and allowing authenticated users to bypass tag-based policy restrictions. This issue is fixed in version 1.0.0-rc.1. | |
| Title | RustFS: OPA policy plugin omits ExistingObjectTag conditions, allowing tag-based authorization policies to treat tagged objects as untagged | |
| Weaknesses | CWE-863 | |
| References |
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| Metrics |
cvssV3_1
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