{"id":"CVE-2026-84414","state":"PUBLISHED","title":"IBM i is Affected By An Incorrect Permission Assignment Vulnerability in Network Authentication Service []","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to change the ownership of arbitrary files due to improper validation of an attacker-controlled file path.","publishedAt":"2026-09-29T18:00:05.613Z","updatedAt":"2026-09-30T03:56:40.208Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"ibm"},"assigner":"ibm","products":["IBM 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i is Affected By An Incorrect Permission Assignment Vulnerability in Network Authentication Service []","descriptions":[{"lang":"en","value":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to change the ownership of arbitrary files due to improper validation of an attacker-controlled file path."}],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected","versionType":"custom"},{"version":"7.5","status":"affected","versionType":"custom"},{"version":"7.4","status":"affected","versionType":"custom"},{"version":"7.3","status":"affected","versionType":"custom"}],"cpes":["cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*","cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*"]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7289443","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":7.8,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-732","lang":"en","description":"CWE-732 Incorrect Permission Assignment for Critical Resource","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-09-29T18:00:05.613Z"},"solutions":[{"lang":"en","value":"IBM i Release5770-SS1 \nPTF Number(s)PTF Download Link(s)7.6SJ11607 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11607 7.5SJ11608 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11608 7.4SJ11609 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11609 7.3SJ11610 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11610 \n\n\n\nIBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.","supportingMedia":[{"type":"text/html","base64":false,"value":"<div><table><colgroup><col/><col/><col/></colgroup><thead><tr><td><strong>IBM i Release</strong></td><td><strong>5770-SS1 <br/>PTF Number(s)</strong></td><td><strong>PTF Download Link(s)</strong></td></tr></thead><tbody><tr><td>7.6</td><td>SJ11607</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11607\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11607</a></td></tr><tr><td>7.5</td><td>SJ11608</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11608\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11608</a></td></tr><tr><td>7.4</td><td>SJ11609</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11609\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11609</a></td></tr><tr><td>7.3</td><td>SJ11610</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11610\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11610</a></td></tr></tbody></table></div><p>IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.</p>"}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-29T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-84414"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-30T03:56:40.208Z"}}]}}}