{"cve":"CVE-2021-4076","nvd":{"published":"2022-03-02T23:15:09.187","modified":"2026-06-17T04:18:59.990","status":"Modified","description":"A flaw exists in tang, a network-based cryptographic binding server, which could result in leak of private keys.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-200"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=2029814","https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9","https://github.com/latchset/tang/pull/81","https://bugzilla.redhat.com/show_bug.cgi?id=2029814","https://github.com/latchset/tang/commit/e82459fda10f0630c3414ed2afbc6320bb9ea7c9"],"products":["tang_project:tang"],"source":"nvd","synced_at":"2026-10-19T21:28:04.509275555+00:00"},"epss":{"cve":"CVE-2021-4076","score":0.01564,"percentile":0.75287,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}