{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6730","assignerOrgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","state":"PUBLISHED","assignerShortName":"ibm","dateReserved":"2026-04-20T21:52:58.079Z","datePublished":"2026-09-23T20:46:27.964Z","dateUpdated":"2026-09-25T03:55:22.696Z"},"containers":{"cna":{"providerMetadata":{"orgId":"9a959283-ebb5-44b6-b705-dcc2bbced522","shortName":"ibm","dateUpdated":"2026-09-23T20:46:27.964Z"},"title":"Multiple Vulnerabilities in IBM Concert Software","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-120","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","type":"CWE"}]}],"affected":[{"vendor":"IBM","product":"Concert","versions":[{"status":"affected","version":"1.0.0","lessThanOrEqual":"3.0.0","versionType":"semver"}],"cpes":["cpe:2.3:a:ibm:concert:1.0.0:*:*:*:*:*:*:*","cpe:2.3:a:ibm:concert:3.0.0:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"IBM Concert 1.0.0 through 3.0.0 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM Concert 1.0.0 through 3.0.0 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.</p>"}]}],"references":[{"url":"https://www.ibm.com/support/pages/node/7288830","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"solutions":[{"lang":"en","value":"IBM strongly recommends addressing the vulnerability now by upgrading to IBM Concert Software 3.0.1.1\n\n\n\nDownload IBM Concert Software 3.0.0 from Container software library section of IBM Entitled Registry ( ICR https://myibm.ibm.com/products-services/containerlibrary ) and follow  installation instructions https://www.ibm.com/docs/en/concert  depending on the type of deployment.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>IBM strongly recommends addressing the vulnerability now by upgrading to IBM Concert Software 3.0.1.1</p><p>Download IBM Concert Software 3.0.0 from Container software library section of IBM Entitled Registry (<a href=\"https://myibm.ibm.com/products-services/containerlibrary\" rel=\"noopener noreferrer nofollow\">ICR</a>) and follow <a href=\"https://www.ibm.com/docs/en/concert?topic=installing-preparing-run-installs-from-private-container-registry\" rel=\"noopener noreferrer nofollow\">installation instructions</a> depending on the type of deployment.</p>"}]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-24T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-6730"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-25T03:55:22.696Z"}}]}}