Security advisory

{
  "id": "8b1967f71c22b68426650b24059dea4c20d4c36b4f79c80119160b72b2cc0e0b",
  "url": "https://osv.dev/vulnerability/CVE-2020-5499",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-5499",
    "summary": "Baidu Rust SGX SDK through 1.0.8 has an enclave ID race. There are non-deterministic results in which, sometimes, two global IDs are the same.",
    "evidence": "osv:CVE-2020-5499",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2020-5499",
      "aliases": [
        "CVE-2020-5499"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/teaclave-sgx-sdk",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "bc2d7e245679423312be2deb51701587b4070681"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:rust_sgx_sdk:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.0.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.0.8",
            "v1.0.7",
            "v1.0.6",
            "v1.0.5",
            "v1.0.4",
            "v1.0.1",
            "v0.9.7",
            "v0.9.6",
            "v0.9.5-fix",
            "v0.9.5",
            "v0.9.1",
            "v0.2.0",
            "April-Release"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5499.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:28.330817900Z",
      "provider": "osv",
      "references": [
        "https://github.com/wssgcsc58/CVEs/tree/master/baidurustsgxsdk_enclaveid_race"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-5499",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 432025,
  "published_at": "2020-01-04T07:15:11.147+00:00"
}