{"id":"CVE-2024-49399","aliases":["EUVD-2024-43426","GHSA-6r8j-2f85-xr6c"],"status":"published","title":"Missing Authentication for Critical Function in Elvaco M-Bus Metering Gateway CMe3100","description":"The affected product is vulnerable to an attacker being able to use commands without providing a password which may allow an attacker to leak information.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00387,"percentile":0.33262,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2024-10-17T16:19:47Z","modified":"2026-06-17T07:59:50Z","products":[{"vendor":"elvaco","product":"cme3100_firmware"},{"vendor":"elvaco","product":"m-bus metering gateway cme3100"}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-291-01","tags":["government-resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-49399"},{"url":"https://github.com/advisories/GHSA-6r8j-2f85-xr6c"}],"sources":{"cve":[{"id":"CVE-2024-49399","title":"Missing Authentication for Critical Function in Elvaco M-Bus Metering Gateway CMe3100","description":"The affected product is vulnerable to an attacker being able to use commands without providing a password which may allow an attacker to leak information.","status":"published","published":"2024-10-17T16:19:47.991Z","modified":"2024-10-17T16:56:24.149Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:33:56.402064Z"}],"euvd":[{"id":"EUVD-2024-43426","description":"The affected product is vulnerable to an attacker being able to use commands without providing a password which may allow an attacker to leak information.","status":"published","published":"2024-10-17T16:19:47Z","modified":"2024-10-17T16:56:24Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-03T00:27:33.799805Z"}],"ghsa":[{"id":"GHSA-6r8j-2f85-xr6c","title":"The affected product is vulnerable to an attacker being able to use commands without providing a...","description":"The affected product is vulnerable to an attacker being able to use commands without providing a password which may allow an attacker to leak information.","status":"published","published":"2024-10-17T18:31:36Z","modified":"2024-10-17T18:31:36Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:58:32.565259Z"}],"nvd":[{"id":"CVE-2024-49399","description":"The affected product is vulnerable to an attacker being able to use commands without providing a password which may allow an attacker to leak information.","status":"published","published":"2024-10-17T17:15:12.8Z","modified":"2026-06-17T07:59:50.09Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:10:32.45889Z"}]}}