{"id":"CVE-2023-0750","aliases":["EUVD-2023-12768","GHSA-x7hm-jh97-58mq"],"status":"published","title":"Yellowbrik PEC-1864 authentication bypass","description":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.  When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0045,"percentile":0.39444,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-311","CWE-602"],"published":"2023-04-06T13:12:11Z","modified":"2026-06-17T05:26:13Z","products":[{"vendor":"lynx technik ag","product":"yellowbrik"},{"vendor":"lynx-technik","product":"yellobrik_pec_1864_firmware"}],"references":[{"url":"https://support.lynx-technik.com/support/solutions/articles/1000317081-pec-1864-web-ui-for-configuration","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0750"},{"url":"https://github.com/advisories/GHSA-x7hm-jh97-58mq"}],"sources":{"cve":[{"id":"CVE-2023-0750","title":"Yellowbrik PEC-1864 authentication bypass","description":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.  When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.\n\n\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-06T13:12:11.304Z","modified":"2025-02-10T20:20:33.303Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-602"],"updated_at":"2026-11-02T14:35:35.580545Z"}],"euvd":[{"id":"EUVD-2023-12768","description":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.  When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.\n\n\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-06T13:12:11Z","modified":"2025-02-10T20:20:33Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:00.770319Z"}],"ghsa":[{"id":"GHSA-x7hm-jh97-58mq","title":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface....","description":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface. When the device can be accessed over the network an attacker could bypass authentication. This would allow an attacker to : - Change the password, resulting in a DOS of the users - Change the streaming source, compromising the integrity of the stream - Change the streaming destination, compromising the confidentiality of the stream This issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.","status":"published","published":"2023-04-06T15:30:17Z","modified":"2024-04-04T03:22:36Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-311","CWE-602"],"updated_at":"2026-11-02T14:56:14.332077Z"}],"nvd":[{"id":"CVE-2023-0750","description":"Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface.  When the device can be accessed over the network an attacker could bypass authentication.\n\n\n\n\nThis would allow an attacker to : \n- Change the password, resulting in a DOS of the users\n\n- Change the streaming source, compromising the integrity of the stream\n\n- Change the streaming destination, compromising the confidentiality of the stream\n\n\n\n\n\n\n\n\nThis issue affects Yellowbrik: PEC 1864. No patch has been issued by the manufacturer as this model was discontinued.\n\n\n\n\n\n\n\n\n\n\n\n\n","status":"published","published":"2023-04-06T14:15:07.913Z","modified":"2026-06-17T05:26:13.78Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-602","CWE-311"],"updated_at":"2026-11-02T14:07:53.719171Z"}]}}