{"id":"CVE-2024-4420","aliases":["EUVD-2024-44044","GHSA-xhph-75hg-j96m"],"status":"published","title":"Denial of Service in Tink-cc","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/S:N/AU:Y/V:D/RE:L/U:Green","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00226,"percentile":0.13426,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-116"],"published":"2024-05-21T11:52:28Z","modified":"2026-10-28T02:31:03Z","products":[{"vendor":"google","product":"tink"},{"vendor":"google","product":"tink (legacy)"},{"vendor":"google","product":"tink_c\\+\\+"}],"references":[{"url":"https://github.com/tink-crypto/tink-cc/issues/4","tags":["x_transferred","Issue Tracking","Patch","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4420","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xhph-75hg-j96m"},{"url":"https://github.com/tink-crypto","tags":["web"]},{"url":"https://github.com/tink-crypto/tink-cc/","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/4xxx/CVE-2024-4420.json","tags":["advisory"]},{"url":"https://github.com/google/tink","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-4420","title":"Denial of Service in Tink-cc","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","status":"published","published":"2024-05-21T11:52:28.398Z","modified":"2024-08-01T20:40:47.073Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/S:N/AU:Y/V:D/RE:L/U:Green","level":"medium","assessor":"cna"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:34:16.78507Z"}],"euvd":[{"id":"EUVD-2024-44044","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","status":"published","published":"2024-05-21T11:52:28Z","modified":"2024-08-01T20:40:47Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/S:N/AU:Y/V:D/RE:L/U:Green","level":"medium"}],"updated_at":"2026-11-03T03:50:36.775345Z"}],"ghsa":[{"id":"GHSA-xhph-75hg-j96m","title":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An...","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","status":"published","published":"2024-05-21T12:30:53Z","modified":"2025-06-05T15:32:24Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:X/V:D/RE:L/U:Green","level":"medium"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T15:02:35.070764Z"}],"nvd":[{"id":"CVE-2024-4420","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","status":"published","published":"2024-05-21T12:15:08.627Z","modified":"2026-06-17T08:01:50.72Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:X/V:D/RE:L/U:Green","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:10:01.327642Z"}],"osv":[{"id":"CVE-2024-4420","title":"Denial of Service in Tink-cc","description":"There exists a Denial of service vulnerability in Tink-cc in versions prior to 2.1.3.   *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input that is not an encoded JSON object, but still a valid encoded JSON element, for example a number or an array. This will crash as Tink just assumes any valid JSON input will contain an object.\n\n\n  *  An adversary can crash binaries using the crypto::tink::JsonKeysetReader in tink-cc by providing an input containing many nested JSON objects. This may result in a stack overflow.\n\n\nWe recommend upgrading to version 2.1.3 or above","status":"published","published":"2024-05-21T11:52:28.398Z","modified":"2026-10-28T02:31:03.032958053Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/S:N/AU:Y/V:D/RE:L/U:Green","level":"medium"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T15:44:42.322107Z"}]}}