{"cve":"CVE-2020-7562","nvd":{"published":"2020-11-18T14:15:12.377","modified":"2026-06-17T03:25:00.827","status":"Modified","description":"A CWE-125: Out-of-Bounds Read vulnerability exists in the Web Server on Modicon M340, Modicon Quantum and Modicon Premium Legacy offers and their Communication Modules (see notification for details) which could cause a segmentation fault or a buffer overflow when uploading a specially crafted file on the controller over FTP.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","score":8.1},"cwes":["CWE-125"],"references":["https://www.se.com/ww/en/download/document/SEVD-2020-315-01/","https://www.se.com/ww/en/download/document/SEVD-2020-315-01/"],"products":["schneider-electric:modicon_m340_bmx_noc_0401_firmware","schneider-electric:modicon_m340_bmx_noe_0100_firmware","schneider-electric:modicon_m340_bmx_noe_0100h_firmware","schneider-electric:modicon_m340_bmx_noe_0110_firmware","schneider-electric:modicon_m340_bmx_noe_0110h_firmware","schneider-electric:modicon_m340_bmx_nor_0200h_firmware","schneider-electric:modicon_m340_bmx_p34-2010_firmware","schneider-electric:modicon_m340_bmx_p34-2030_firmware","schneider-electric:modicon_quantum_140cpu65150_firmware","schneider-electric:modicon_quantum_140cpu65150c_firmware","schneider-electric:modicon_quantum_140cpu65160_firmware","schneider-electric:modicon_quantum_140cpu65160c_firmware","schneider-electric:modicon_quantum_140noc78100_firmware","schneider-electric:modicon_quantum_140noe77101_firmware","schneider-electric:modicon_quantum_140noe77111_firmware","schneider-electric:modicon_tsxety4103_firmware","schneider-electric:modicon_tsxety5103_firmware","schneider-electric:modicon_tsxp574634_firmware","schneider-electric:modicon_tsxp575634_firmware","schneider-electric:modicon_tsxp576634_firmware"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-7562","score":0.00906,"percentile":0.59872,"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."]}