Description
Enclave OS Mini is a Rust-based runtime for confidential applications inside Intel SGX enclaves. Prior to wasm-v0.40.0, the SGX runtime's RA-TLS challenge certificate path placed the certificate public-key hash and client nonce in quote ReportData but omitted a value bound to the active TLS session. An attacker who obtained an enclave TLS private key could relay a genuine quote onto another connection, causing a relying party to accept an attacker-terminated connection as the attested enclave. This issue is fixed in wasm-v0.40.0.
Published: 2026-10-09
Score: 9.1 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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History

Fri, 09 Oct 2026 21:00:00 +0000

Type Values Removed Values Added
Description Enclave OS Mini is a Rust-based runtime for confidential applications inside Intel SGX enclaves. Prior to wasm-v0.40.0, the SGX runtime's RA-TLS challenge certificate path placed the certificate public-key hash and client nonce in quote ReportData but omitted a value bound to the active TLS session. An attacker who obtained an enclave TLS private key could relay a genuine quote onto another connection, causing a relying party to accept an attacker-terminated connection as the attested enclave. This issue is fixed in wasm-v0.40.0.
Title enclave-os-mini: RA-TLS challenge certificates were not bound to the TLS session
Weaknesses CWE-346
References
Metrics cvssV4_0

{'score': 9.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-10-09T20:55:54.705Z

Reserved: 2026-10-09T17:33:15.410Z

Link: CVE-2026-108265

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-09T21:17:04.870

Modified: 2026-10-09T21:17:04.870

Link: CVE-2026-108265

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses