Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| traefik | traefik | affected |
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Configuration 1 [-]
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| Traefik | Traefik |
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| Source | ID | Title |
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Github GHSA |
GHSA-62fc-8686-hfmq | Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.155% probability within 30 days)
| Type | Values Removed | Values Added |
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| CPEs | cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:* | |
| Metrics |
cvssV3_1
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| Metrics |
ssvc
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| First Time appeared |
Traefik
Traefik traefik |
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| Vendors & Products |
Traefik
Traefik traefik |
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| Description | Traefik is an open-source edge router that makes publishing services a fun and easy experience. Prior to 2.11.54, 3.6.25, and 3.7.10, cross-namespace @kubernetescrd references are not rejected for TraefikService backend references resolved by the service resolver. A tenant confined by RBAC to a single namespace can therefore bind its own router to a TraefikService owned by another namespace and expose or reroute that namespace's backend, defeating the namespace isolation allowCrossNamespace=false is meant to enforce. This issue is fixed in version 2.11.54, 3.6.25, 3.7.10. | |
| Title | Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef | |
| Weaknesses | CWE-653 CWE-863 |
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| References |
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| Metrics |
cvssV4_0
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