{"id":"CVE-2023-2884","aliases":["EUVD-2023-34330","GHSA-9hvx-xh5r-79rw"],"status":"published","title":"Insecure Randomness in CBOT's Chatbot","description":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation.\n\nThis issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.","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":"2026-11-09","score":0.00692,"percentile":0.53147,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-330","CWE-338"],"published":"2023-05-25T08:26:39Z","modified":"2026-06-17T05:53:42Z","products":[{"vendor":"cbot","product":"cbot_core"},{"vendor":"cbot","product":"cbot_panel"},{"vendor":"cbot","product":"chatbot"},{"vendor":"quantumcloud","product":"chatbot"}],"references":[{"url":"https://www.usom.gov.tr/bildirim/tr-23-0293","tags":["government-resource","broken-link","x_transferred","Third Party Advisory"]},{"url":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0293","tags":["government-resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2884"},{"url":"https://github.com/advisories/GHSA-9hvx-xh5r-79rw"}],"sources":{"cve":[{"id":"CVE-2023-2884","title":"Insecure Randomness in CBOT's Chatbot","description":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation.\n\nThis issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.","status":"published","published":"2023-05-25T08:26:39.535Z","modified":"2026-05-22T10:50:01.793Z","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-338","CWE-330"],"updated_at":"2026-11-02T14:35:24.004321Z"}],"euvd":[{"id":"EUVD-2023-34330","description":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation.\n\nThis issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.","status":"published","published":"2023-05-25T08:26:39Z","modified":"2026-05-22T10:50:01Z","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":"2026-11-02T18:21:12.869457Z"}],"ghsa":[{"id":"GHSA-9hvx-xh5r-79rw","title":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random...","description":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation.This issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.\n\n","status":"published","published":"2023-05-25T09:30:26Z","modified":"2024-04-04T04:20:18Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L","level":"medium"}],"cwes":["CWE-330"],"updated_at":"2026-11-02T14:56:22.887174Z"}],"nvd":[{"id":"CVE-2023-2884","description":"Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG), Use of Insufficiently Random Values vulnerability in CBOT Chatbot allows Signature Spoofing by Key Recreation.\n\nThis issue affects Chatbot: before Core: v4.0.3.4 Panel: v4.0.3.7.","status":"published","published":"2023-05-25T09:15:12.163Z","modified":"2026-06-17T05:53:42.05Z","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":"secondary"}],"cwes":["CWE-330","CWE-338"],"updated_at":"2026-11-02T14:08:03.200773Z"}]}}