{"action":"Upgrade starkbank-ecdsa to 1.3.2 or later.","affected":[{"fixed":"1.3.2","introduced":"0"}],"component":"starkbank-ecdsa","cve_ids":["CVE-2021-43569"],"ecosystem":"NuGet","epss":0.01056,"exploited":false,"fixed_versions":["1.3.2"],"ghsa_id":"GHSA-j3jw-j2j8-2wv9","id":"tcs_01M5N8RMVZJ6SR27K3RT2766RT","modified_at":"2024-02-17T05:34:44.265885Z","published_at":"2021-11-10T20:58:03Z","references":["https://osv.dev/vulnerability/GHSA-j3jw-j2j8-2wv9","https://nvd.nist.gov/vuln/detail/CVE-2021-43569","https://github.com/starkbank/ecdsa-dotnet","https://github.com/starkbank/ecdsa-dotnet/releases/tag/v1.3.2","https://research.nccgroup.com/2021/11/08/technical-advisory-arbitrary-signature-forgery-in-stark-bank-ecdsa-libraries"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-j3jw-j2j8-2wv9","url":"https://osv.dev/vulnerability/GHSA-j3jw-j2j8-2wv9"}],"summary":"Improper Verification of Cryptographic Signature in starkbank-ecdsa"}