{"cve":"CVE-2020-7240","nvd":{"published":"2020-01-20T20:15:11.317","modified":"2026-06-17T03:24:34.327","status":"Modified","description":"Meinberg Lantime M300 and M1000 devices allow attackers (with privileges to configure a device) to execute arbitrary OS commands by editing the /config/netconf.cmd script (aka Extended Network Configuration). Note: According to the description, the vulnerability requires a fully authenticated super-user account using a webUI function that allows super users to edit a script supposed to execute OS commands. The given weakness enumeration (CWE-78) is not applicable in this case as it refers to abusing functions/input fields not supposed to be accepting OS commands by using 'Special Elements.","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:H/A:H","score":8.8},"cwes":["CWE-78"],"references":["https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html","https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html","https://wolke.meinberg.de/index.php/s/dKP3PKgFXS6sPRE#pdfviewer","https://sku11army.blogspot.com/2020/01/heinberg-lantime-m1000-rce.html","https://sku11army.blogspot.com/2020/01/meinberg-lantime-m1000-rce.html"],"products":["meinbergglobal:lantime_m1000_firmware","meinbergglobal:lantime_m300_firmware"],"source":"nvd","synced_at":"2026-10-19T21:01:01.339895972+00:00"},"epss":{"cve":"CVE-2020-7240","score":0.02437,"percentile":0.84286,"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."]}