{"id":"CVE-2026-84058","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-84058","generatedAt":"2026-10-28T01:12:18.106Z","title":"IBM Guardium Data Protection 12.0, 12.1, and 12.2 is vulnerable to a buffer overrun in the TDS (Microsoft SQL Server) PRELOGIN packet decoder.","description":"IBM Guardium Data Protection 12.0, 12.1, and 12.2 is vulnerable to a buffer overrun in the TDS (Microsoft SQL Server) PRELOGIN packet decoder. A remote attacker who can send a specially crafted TDS PRELOGIN packet to a network monitored by an IBM Guardium Collector may cause a denial of service or potentially execute arbitrary code on the Collector appliance.","published":"2026-10-08T22:17:33.000Z","lastModified":"2026-10-14T20:28:15.000Z","status":"Analyzed","sourceIdentifier":"psirt@us.ibm.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-119"],"affected":["ibm/guardium data protection"],"epss":{"score":0.00378,"percentile":0.31519,"date":"2026-10-26","history":[{"date":"2026-10-09","score":0.00359,"percentile":0.27603}]},"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 (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-14T22:15:27.000Z","detail":{"from":"8.1","score":"9.8","severity":"CRITICAL","fromSeverity":"HIGH"},"summary":"Now scored CVSS 9.8 CRITICAL (was 8.1)."},{"kind":"new","label":"New CVE","at":"2026-10-08T22:17:33.000Z","detail":{"score":"8.1","severity":"HIGH","publishedAt":"2026-10-08T22:17:33.313Z"},"summary":"New CVE, critical severity (CVSS 9.8)."}],"references":[{"url":"https://www.ibm.com/support/pages/node/7291674","tags":["Patch","Vendor Advisory"],"source":"psirt@us.ibm.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-84058","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."}