{"id":"CVE-2021-3438","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-3438","generatedAt":"2026-10-28T01:51:26.127Z","title":"A potential buffer overflow in the software drivers for certain HP LaserJet products and Samsung product printers could lead to an escalation of privilege.","description":"A potential buffer overflow in the software drivers for certain HP LaserJet products and Samsung product printers could lead to an escalation of privilege.","published":"2021-05-20T14:15:08.000Z","lastModified":"2026-06-17T04:05:06.000Z","status":"Modified","sourceIdentifier":"hp-security-alert@hp.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["hp/color laser 150 4zb94a","hp/color laser 150 4zb95a","hp/color laser mfp 170 4zb96a","hp/color laser mfp 170 4zb97a","hp/color laser mfp 170 6hu08a","hp/color laser mfp 170 6hu09a","hp/laser 100 209u7a","hp/laser 100 4zb79a","hp/laser 100 4zb80a","hp/laser 100 4zb81a","hp/laser 100 5ue14a","hp/laser 408 7uq75a","hp/laser mfp 130 4zb82a","hp/laser mfp 130 4zb83a","hp/laser mfp 130 4zb84a","hp/laser mfp 130 4zb85a","hp/laser mfp 130 4zb86a","hp/laser mfp 130 4zb87a","hp/laser mfp 130 4zb88a","hp/laser mfp 130 4zb89a","hp/laser mfp 130 4zb90a","hp/laser mfp 130 4zb91a","hp/laser mfp 130 4zb92a","hp/laser mfp 130 4zb93a","hp/laser mfp 130 5ue15a","hp/laser mfp 130 6hu10a","hp/laser mfp 130 6hu11a","hp/laser mfp 130 6hu12a","hp/laser mfp 130 9vv52a","hp/laser mfp 432 7uq76a","hp/laserjet mfp m42523 7ab26a","hp/laserjet mfp m42523 7zb25a","hp/laserjet mfp m42523 7zb72a","hp/laserjet mfp m42625 8af49a","hp/laserjet mfp m42625 8af50a","hp/laserjet mfp m42625 8af51a","hp/laserjet mfp m42625 8af52a","hp/laserjet mfp m433 1vr14a","hp/laserjet mfp m436 2ky38a","hp/laserjet mfp m436 w7u01a","hp/laserjet mfp m436 w7u02a","hp/laserjet mfp m437 7zb19a","hp/laserjet mfp m437 7zb20a","hp/laserjet mfp m437 7zb21a","hp/laserjet mfp m438 8af43a","hp/laserjet mfp m438 8af44a","hp/laserjet mfp m438 8af45a","hp/laserjet mfp m439 7zb22a","hp/laserjet mfp m439 7zb23a","hp/laserjet mfp m439 7zb24a","hp/laserjet mfp m440 8af46a","hp/laserjet mfp m440 8af47a","hp/laserjet mfp m440 8af48a","hp/laserjet mfp m442 8af71a","hp/laserjet mfp m443 8af72a","hp/laserjet mfp m72625-m72630 2zn49a","hp/laserjet mfp m72625-m72630 2zn50a","samsung/clp-360 ss062a","samsung/clp-365 ss066a","samsung/clp-365 ss067a"],"epss":{"score":0.02902,"percentile":0.86857,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (2.90%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://support.hp.com/us-en/document/ish_3900395-3833905-16","tags":["Vendor Advisory"],"source":"hp-security-alert@hp.com"},{"url":"https://support.hp.com/us-en/document/ish_3900395-3833905-16","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-3438","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}