{"cve":"CVE-2019-4406","nvd":{"published":"2019-11-25T17:15:12.183","modified":"2026-06-17T02:36:29.720","status":"Modified","description":"IBM Spectrum Protect Backup-Archive Client 7.1 and 8.1 may be vulnerable to a denial of service attack due to a timing issue between client and server TCP/IP communications. IBM X-Force ID: 162477.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","score":4.4},"cwes":[],"references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/162477","https://www.ibm.com/support/pages/node/1107777","https://exchange.xforce.ibmcloud.com/vulnerabilities/162477","https://www.ibm.com/support/pages/node/1107777"],"products":["ibm:spectrum_protect_backup-archive_client"],"source":"nvd","synced_at":"2026-10-19T20:59:25.448946135+00:00"},"epss":{"cve":"CVE-2019-4406","score":0.003,"percentile":0.22772,"date":"2026-10-31"},"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."]}