{"id":"CVE-2023-42143","aliases":["EUVD-2023-46602","GHSA-4q7q-6wxm-5v68"],"status":"published","title":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to...","description":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00155,"percentile":0.04725,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-354"],"published":"2024-01-23T00:00:00Z","modified":"2026-06-17T06:23:32Z","products":[{"vendor":"shelly","product":"trv_firmware"}],"references":[{"url":"https://www.kth.se/cs/nse/research/software-systems-architecture-and-security/projects/ethical-hacking-1.1279219","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-42143"},{"url":"https://github.com/advisories/GHSA-4q7q-6wxm-5v68"}],"sources":{"cve":[{"id":"CVE-2023-42143","description":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.","status":"published","published":"2024-01-23T00:00:00Z","modified":"2025-05-30T14:20:57.766Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-354"],"updated_at":"2026-11-02T14:35:18.16233Z"}],"euvd":[{"id":"EUVD-2023-46602","description":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.","status":"published","published":"2024-01-23T00:00:00Z","modified":"2025-05-30T14:20:57Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:34.547192Z"}],"ghsa":[{"id":"GHSA-4q7q-6wxm-5v68","title":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to...","description":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.","status":"published","published":"2024-01-23T21:30:20Z","modified":"2024-01-31T18:31:23Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-354"],"updated_at":"2026-11-02T14:55:31.245778Z"}],"nvd":[{"id":"CVE-2023-42143","description":"Missing Integrity Check in Shelly TRV 20220811-152343/v2.1.8@5afc928c allows malicious users to create a backdoor by redirecting the device to an attacker-controlled machine which serves the manipulated firmware file. The device is updated with the manipulated firmware.","status":"published","published":"2024-01-23T20:15:45.097Z","modified":"2026-06-17T06:23:32.907Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-354"],"updated_at":"2026-11-02T14:09:01.900189Z"}]}}