{"id":"CVE-2026-16693","state":"PUBLISHED","title":"IBM i is Affected By Cryptographic Algorithm Weakness in DCM []","description":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to the use of hardcoded cryptographic constants to obfuscate encryption keys.","publishedAt":"2026-09-04T16:41:43.303Z","updatedAt":"2026-09-04T17:27:30.204Z","severity":{"score":4.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","source":"ibm"},"assigner":"ibm","products":["IBM i"],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"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":["https://www.ibm.com/support/pages/node/7285846"],"weaknesses":["CWE-327"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/16xxx/CVE-2026-16693.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-16693","state":"PUBLISHED","datePublished":"2026-09-04T16:41:43.303Z","dateUpdated":"2026-09-04T17:27:30.204Z","assignerShortName":"ibm","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateReserved":"2026-07-23T01:05:28.552Z"},"containers":{"cna":{"title":"IBM i is Affected By Cryptographic Algorithm Weakness in DCM []","descriptions":[{"lang":"en","value":"IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to the use of hardcoded cryptographic constants to obfuscate encryption keys."}],"affected":[{"vendor":"IBM","product":"i","versions":[{"version":"7.6","status":"affected"},{"version":"7.5","status":"affected"},{"version":"7.4","status":"affected"},{"version":"7.3","status":"affected"}],"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/7285846","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":4.4,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-327","lang":"en","description":"CWE-327 Use of a Broken or Risky Cryptographic Algorithm","type":"CWE"}]}],"providerMetadata":{"shortName":"ibm","orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","dateUpdated":"2026-09-04T16:41:43.303Z"},"solutions":[{"lang":"en","value":"IBM i Release5770-SS1 Option 34 \nPTF Number(s)PTF Download Link(s)7.6SJ11156 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11156 7.5SJ11159 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11159 7.4SJ11158 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11158 7.3SJ11157 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11157 \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 Option 34 <br/>PTF Number(s)</strong></td><td><strong>PTF Download Link(s)</strong></td></tr></thead><tbody><tr><td>7.6</td><td>SJ11156</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11156\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11156</a></td></tr><tr><td>7.5</td><td>SJ11159</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11159\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11159</a></td></tr><tr><td>7.4</td><td>SJ11158</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11158\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11158</a></td></tr><tr><td>7.3</td><td>SJ11157</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11157\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11157</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":"2026-09-04T17:27:02.751732Z","id":"CVE-2026-16693","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-04T17:27:30.204Z"}}]}}}