{"id":"CVE-2021-44962","aliases":["DEBIAN-CVE-2021-44962","EUVD-2021-31760","GHSA-9h2v-fpgf-w4vw","UBUNTU-CVE-2021-44962"],"status":"published","title":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r...","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01008,"percentile":0.63494,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2022-03-01T01:54:52Z","modified":"2026-10-23T18:03:39Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg1-5","1.3.0+dfsg1-5.1","1.3.0+dfsg1-6"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.9+dfsg-2","1.2.9+dfsg-2build1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.9+dfsg-6.1","1.2.9+dfsg-8","1.2.9+dfsg-9"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg1-3","1.3.0+dfsg1-3build1","1.3.0+dfsg1-3ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg1-5","1.3.0+dfsg1-5build1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg1-5build2","1.3.0+dfsg1-5build3","1.3.0+dfsg1-5build4","1.3.0+dfsg1-5build5","1.3.0+dfsg1-5build6"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"slic3r","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0+dfsg1-5.1","1.3.0+dfsg1-5.1build1"]}],"products":[{"vendor":"slic3r","product":"libslic3r"}],"references":[{"url":"https://hackmd.io/KSI1bwGfSyO7T8UCf0HeTw","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://slic3r.org","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44962"},{"url":"http://libslic3r.com"},{"url":"http://slic3r.com"},{"url":"https://slic3r.org/"},{"url":"https://github.com/advisories/GHSA-9h2v-fpgf-w4vw"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-44962","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-44962","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-44962","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-44962","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-01T01:54:52Z","modified":"2024-08-04T04:32:13.566Z","updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-31760","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-01T01:54:52Z","modified":"2024-08-04T04:32:13Z","updated_at":"2026-11-03T03:08:28.023592Z"}],"ghsa":[{"id":"GHSA-9h2v-fpgf-w4vw","title":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r...","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-02T00:00:21Z","modified":"2023-02-03T05:06:41Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:53:56.446132Z"}],"nvd":[{"id":"CVE-2021-44962","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. 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An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-01T02:15:07.507Z","modified":"2026-03-14T01:44:04.077432Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"DEBIAN-CVE-2021-44962","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-01T02:15:07.507Z","modified":"2026-10-23T18:03:39.492057648Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:35.799676Z"},{"id":"UBUNTU-CVE-2021-44962","description":"An out-of-bounds read vulnerability exists in the GCode::extrude() functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially crafted stl file could lead to information disclosure. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-03-01T02:15:00Z","modified":"2026-01-20T17:20:41.829359Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:30.277322Z"}]}}