{"cve":"CVE-2020-7533","nvd":{"published":"2020-12-01T15:15:12.190","modified":"2026-06-17T03:24:57.373","status":"Modified","description":"CWE-287: Improper Authentication vulnerability exists which could cause the execution of\ncommands on the webserver without authentication when sending specially crafted HTTP\nrequests.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-287"],"references":["https://download.schneider-electric.com/files?p_File_Name=SEVD-2020-287-01_Modicon_Web_Server_Security_Notificatiton.pdf&p_Doc_Ref=SEVD-2020-287-01&p_enDocType=Security+and+Safety+Notice","https://www.se.com/ww/en/download/document/SEVD-2020-287-01/"],"products":["schneider-electric:140cpu65260_firmware","schneider-electric:140noc77101_firmware","schneider-electric:140noc78000_firmware","schneider-electric:140noe77111_firmware","schneider-electric:bmxnoc0401_firmware","schneider-electric:bmxnoe0100_firmware","schneider-electric:bmxnoe0110_firmware","schneider-electric:modicon_m340_bmxp341000_firmware","schneider-electric:modicon_m340_bmxp342000_firmware","schneider-electric:modicon_m340_bmxp3420102_firmware","schneider-electric:modicon_m340_bmxp3420302_firmware","schneider-electric:tsxety4103_firmware","schneider-electric:tsxety5103_firmware","schneider-electric:tsxp574634_firmware","schneider-electric:tsxp575634_firmware","schneider-electric:tsxp576634_firmware"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-7533","score":0.02336,"percentile":0.83588,"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."]}