{"id":"GHSA-q3cc-rr2c-87r6","summary":"Hex authenticity of signed packages not validated","details":"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.","aliases":["CVE-2019-1000013"],"modified":"2025-12-10T00:31:05.919771Z","published":"2022-05-13T01:07:56Z","database_specific":{"nvd_published_at":"2019-02-04T21:29:00Z","cwe_ids":["CWE-345"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2024-05-02T12:18:21Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1000013"},{"type":"WEB","url":"https://github.com/hexpm/hex_core/pull/48"},{"type":"WEB","url":"https://github.com/hexpm/hex_core/pull/51"},{"type":"PACKAGE","url":"https://github.com/hexpm/hex_core"}],"affected":[{"package":{"name":"hex_core","ecosystem":"Hex","purl":"pkg:hex/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"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-q3cc-rr2c-87r6/GHSA-q3cc-rr2c-87r6.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}