{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-39246",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Tor Browser through 10.5.6 and 11.x through 11.0a4 allows a correlation attack that can compromise the privacy of visits to v2 onion addresses. Exact timestamps of these onion-service visits are logged locally, and an attacker might be able to compare them to timestamp data collected by the destination server (or collected by a rogue site within the Tor network)."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-111.md",
                "url": "https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-111.md"
            },
            {
                "refsource": "MISC",
                "name": "https://sick.codes/sick-2021-111",
                "url": "https://sick.codes/sick-2021-111"
            },
            {
                "refsource": "MISC",
                "name": "https://www.privacyaffairs.com/cve-2021-39246-tor-vulnerability",
                "url": "https://www.privacyaffairs.com/cve-2021-39246-tor-vulnerability"
            },
            {
                "refsource": "MISC",
                "name": "https://gitlab.torproject.org/tpo/core/tor/-/commit/80c404c4b79f3bcba3fc4585d4c62a62a04f3ed9",
                "url": "https://gitlab.torproject.org/tpo/core/tor/-/commit/80c404c4b79f3bcba3fc4585d4c62a62a04f3ed9"
            },
            {
                "refsource": "MISC",
                "name": "https://gitlab.torproject.org/tpo/core/tor/-/merge_requests/434",
                "url": "https://gitlab.torproject.org/tpo/core/tor/-/merge_requests/434"
            }
        ]
    }
}