{"id":"CVE-2019-10764","aliases":["EUVD-2019-0757","GHSA-mr6r-82x4-f4jj","SNYK-PHP-SIMPLITOELLIPTICPHP-534576"],"status":"published","title":"Timing attacks might allow practical recovery of the long-term private key","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01091,"percentile":0.65627,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-203"],"published":"2019-11-18T21:55:34Z","modified":"2026-10-24T10:30:23Z","fixes":[{"ecosystem":"Packagist","package":"simplito/elliptic-php","fixed_in":["1.0.6"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"simplito/elliptic-php","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.6"}]}]},{"source":"osv","ecosystem":"Packagist","package":"simplito/elliptic-php","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.6"}]}],"versions":["1.0.0","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5"]}],"products":[{"vendor":"simplito","product":"elliptic-php"}],"references":[{"url":"https://minerva.crocs.fi.muni.cz/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://snyk.io/vuln/SNYK-PHP-SIMPLITOELLIPTICPHP-534576","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10764","tags":["advisory"]},{"url":"https://github.com/simplito/elliptic-php/commit/15652609aa55968d56685c2a9120535ccdc00fd9","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mr6r-82x4-f4jj"},{"url":"https://minerva.crocs.fi.muni.cz","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-10764","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-18T21:55:34Z","modified":"2024-08-04T22:32:01.903Z","updated_at":"2026-11-02T14:20:19.056416Z"}],"euvd":[{"id":"EUVD-2019-0757","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-18T21:55:34Z","modified":"2024-08-04T22:32:01Z","updated_at":"2026-11-03T02:40:51.198112Z"}],"ghsa":[{"id":"GHSA-mr6r-82x4-f4jj","title":"Timing attacks might allow practical recovery of the long-term private key","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-20T01:34:50Z","modified":"2023-01-09T05:02:05Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:36:02.073372Z"}],"nvd":[{"id":"CVE-2019-10764","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-18T22:15:11.157Z","modified":"2026-06-17T02:11:37.687Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:05:37.024431Z"}],"osv":[{"id":"CVE-2019-10764","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-18T22:15:11.157Z","modified":"2026-10-24T10:30:23.151140171Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:10.383287Z"},{"id":"GHSA-mr6r-82x4-f4jj","title":"Timing attacks might allow practical recovery of the long-term private key","description":"In elliptic-php versions priot to 1.0.6, Timing attacks might be possible which can result in practical recovery of the long-term private key generated by the library under certain conditions. Leakage of a bit-length of the scalar during scalar multiplication is possible on an elliptic curve which might allow practical recovery of the long-term private key.","status":"published","published":"2019-11-20T01:34:50Z","modified":"2026-07-08T05:56:15.694235354Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T15:46:52.170928Z"}]}}