{"cve":"CVE-2020-6304","nvd":{"published":"2020-01-14T18:15:11.883","modified":"2026-06-17T03:23:02.123","status":"Modified","description":"Improper input validation in SAP NetWeaver Internet Communication Manager (update provided in KRNL32NUC & KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT KRNL64NUC & KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49 KERNEL 7.21, 7.49, 7.53) allows an attacker to prevent users from accessing its services through a denial of service.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["https://launchpad.support.sap.com/#/notes/2848498","https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=533671771","https://launchpad.support.sap.com/#/notes/2848498","https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=533671771"],"products":["sap:netweaver_internet_communication_manager_\\(kernel\\)","sap:netweaver_internet_communication_manager_\\(krnl32nuc\\)","sap:netweaver_internet_communication_manager_\\(krnl32uc\\)","sap:netweaver_internet_communication_manager_\\(krnl64nuc\\)","sap:netweaver_internet_communication_manager_\\(krnl64uc\\)"],"source":"nvd","synced_at":"2026-10-19T21:01:01.339895972+00:00"},"epss":{"cve":"CVE-2020-6304","score":0.01483,"percentile":0.73976,"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."]}