{"id":"CVE-2018-3745","aliases":["EUVD-2018-0556","GHSA-8w4h-3cm3-2pm2"],"status":"published","title":"Out-of-bounds Read in atob","description":"atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02127,"percentile":0.82052,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2018-05-29T20:00:00Z","modified":"2026-06-17T01:57:45Z","fixes":[{"ecosystem":"npm","package":"atob","fixed_in":["2.1.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"atob","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0"}]}]},{"source":"osv","ecosystem":"npm","package":"atob","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.1.0"}]}]}],"products":[{"vendor":"atob_project","product":"atob"},{"vendor":"hackerone","product":"atob node module"}],"references":[{"url":"https://hackerone.com/reports/321686","tags":["x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://security.netapp.com/advisory/ntap-20230622-0009/","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3745","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8w4h-3cm3-2pm2","tags":["advisory"]},{"url":"https://www.npmjs.com/advisories/646","tags":["web"]},{"url":"https://security.netapp.com/advisory/ntap-20230622-0009","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-3745","description":"atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below.","status":"published","published":"2018-05-29T20:00:00Z","modified":"2024-09-17T03:59:23.153Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:35:05.619113Z"}],"euvd":[{"id":"EUVD-2018-0556","description":"atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below.","status":"published","published":"2018-05-29T20:00:00Z","modified":"2024-09-17T03:59:23Z","updated_at":"2026-11-03T00:28:27.115818Z"}],"ghsa":[{"id":"GHSA-8w4h-3cm3-2pm2","title":"Out-of-bounds Read in atob","description":"Versions of `atob` before 2.1.0  uninitialized Buffers when number is passed in input on Node.js 4.x and below.\n\n\n## Recommendation\n\nUpdate to version 2.1.0 or later.","status":"published","published":"2018-10-09T00:56:26Z","modified":"2023-06-22T19:12:57Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:36:55.184601Z"}],"nvd":[{"id":"CVE-2018-3745","description":"atob 2.0.3 and earlier allocates uninitialized Buffers when number is passed in input on Node.js 4.x and below.","status":"published","published":"2018-05-29T20:29:02.783Z","modified":"2026-06-17T01:57:45.6Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:04:28.483469Z"}],"osv":[{"id":"GHSA-8w4h-3cm3-2pm2","title":"Out-of-bounds Read in atob","description":"Versions of `atob` before 2.1.0  uninitialized Buffers when number is passed in input on Node.js 4.x and below.\n\n\n## Recommendation\n\nUpdate to version 2.1.0 or later.","status":"published","published":"2018-10-09T00:56:26Z","modified":"2023-11-08T04:00:18.535494Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:46:42.78452Z"}]}}