{"cve":"CVE-2020-35557","nvd":{"published":"2021-02-16T16:15:13.050","modified":"2026-06-17T03:13:54.953","status":"Modified","description":"An issue in MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2 allows a logged in user to see devices in the account he should not have access to due to improper use of access validation.","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:N","score":6.5},"cwes":["CWE-269"],"references":["https://cert.vde.com/en/advisories/VDE-2021-003","https://cert.vde.com/en/advisories/VDE-2022-039","https://mbconnectline.com/security-advice/","https://cert.vde.com/en/advisories/VDE-2021-003","https://cert.vde.com/en/advisories/VDE-2022-039"],"products":["helmholz:myrex24","helmholz:myrex24.virtual","mbconnectline:mbconnect24","mbconnectline:mymbconnect24"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2020-35557","score":0.01005,"percentile":0.62993,"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."]}