{"api_version":"1","generated_at":"2026-07-23T20:58:33+00:00","cve":"CVE-2022-24884","urls":{"html":"https://cve.report/CVE-2022-24884","api":"https://cve.report/api/cve/CVE-2022-24884.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-24884","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-24884"},"summary":{"title":"CVE-2022-24884","description":"ecdsautils is a tiny collection of programs used for ECDSA (keygen, sign, verify). `ecdsa_verify_[prepare_]legacy()` does not check whether the signature values `r` and `s` are non-zero. A signature consisting only of zeroes is always considered valid, making it trivial to forge signatures. Requiring multiple signatures from different public keys does not mitigate the issue: `ecdsa_verify_list_legacy()` will accept an arbitrary number of such forged signatures. Both the `ecdsautil verify` CLI command and the libecdsautil library are affected. The issue has been fixed in ecdsautils 0.4.1. 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When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}