{"id":"CVE-2019-1000013","aliases":["EUVD-2022-4868","GHSA-q3cc-rr2c-87r6"],"status":"published","title":"Hex authenticity of signed packages not validated","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00877,"percentile":0.59288,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-345"],"published":"2019-02-04T21:00:00Z","modified":"2026-10-20T10:50:34Z","fixes":[{"ecosystem":"Hex","package":"hex_core","fixed_in":["0.4.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Hex","package":"hex_core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}]},{"source":"osv","ecosystem":"Hex","package":"hex_core","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.4.0"}]}],"versions":["0.1.0","0.1.1","0.2.0","0.2.1","0.3.0"]}],"products":[{"vendor":"hex","product":"hex_core"}],"references":[{"url":"https://github.com/hexpm/hex_core/pull/51","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/hexpm/hex_core/pull/48","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1000013","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-q3cc-rr2c-87r6"},{"url":"https://github.com/hexpm/hex_core","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2019-1000013","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2019-02-04T21:00:00Z","modified":"2024-08-05T03:00:19.415Z","updated_at":"2026-11-02T14:32:23.189113Z"}],"euvd":[{"id":"EUVD-2022-4868","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2019-02-04T21:00:00Z","modified":"2024-08-05T03:00:19Z","updated_at":"2026-11-03T02:40:19.824838Z"}],"ghsa":[{"id":"GHSA-q3cc-rr2c-87r6","title":"Hex authenticity of signed packages not validated","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2022-05-13T01:07:56Z","modified":"2024-05-02T12:18:23Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:37:48.08826Z"}],"nvd":[{"id":"CVE-2019-1000013","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2019-02-04T21:29:01.143Z","modified":"2026-06-17T02:09:28.333Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:05:04.689371Z"}],"osv":[{"id":"CVE-2019-1000013","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2019-02-04T21:29:01.143Z","modified":"2026-10-20T10:50:34.50056455Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:10.051046Z"},{"id":"GHSA-q3cc-rr2c-87r6","title":"Hex authenticity of signed packages not validated","description":"Hex package manager hex_core version 0.3.0 and earlier contains a Signing oracle vulnerability in Package registry verification that can result in Package modifications not detected, allowing code execution. This attack appears to be exploitable via victim fetches packages from malicious/compromised mirror. This vulnerability appears to have been fixed in 0.4.0.","status":"published","published":"2022-05-13T01:07:56Z","modified":"2025-12-10T00:31:05.919771Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T15:46:54.055966Z"}]}}