{"cve":"CVE-2023-50308","nvd":{"published":"2024-01-22T19:15:09.003","modified":"2026-06-17T06:39:27.950","status":"Modified","description":"IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.  IBM X-Force ID:  273393.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-20"],"references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/273393","https://security.netapp.com/advisory/ntap-20240307-0001/","https://www.ibm.com/support/pages/node/7105506","https://exchange.xforce.ibmcloud.com/vulnerabilities/273393","https://security.netapp.com/advisory/ntap-20240307-0001/"],"products":["ibm:db2"],"source":"nvd","synced_at":"2026-10-19T21:44:57.175229480+00:00"},"epss":{"cve":"CVE-2023-50308","score":0.00774,"percentile":0.55752,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}