{"api_version":"1","generated_at":"2026-07-23T14:25:01+00:00","cve":"CVE-2022-23967","urls":{"html":"https://cve.report/CVE-2022-23967","api":"https://cve.report/api/cve/CVE-2022-23967.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-23967","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-23967"},"summary":{"title":"CVE-2022-23967","description":"** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2019-15679. Reason: This candidate is a duplicate of CVE-2019-15679. Notes: All CVE users should reference CVE-2019-15679 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage.","state":"REJECT","assigner":"cve@mitre.org","published_at":"2022-01-26 21:15:00","updated_at":"2023-11-07 03:44:00"},"problem_types":[],"metrics":[],"references":[{"url":"https://www.tightvnc.com/licensing-server-x11.php","name":"https://www.tightvnc.com/licensing-server-x11.php","refsource":"MISC","tags":[],"title":"Server for Unix/Linux/X11","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/MaherAzzouzi/CVE-2022-23967","name":"https://github.com/MaherAzzouzi/CVE-2022-23967","refsource":"MISC","tags":[],"title":"GitHub - MaherAzzouzi/CVE-2022-23967: TightVNC Vulnerability.","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-23967","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23967","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"23967","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"tightvnc","cpe5":"tightvnc","cpe6":"1.3.10","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2022-23967","qid":"179215","title":"Debian Security Update for tightvnc (CVE-2022-23967)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2022-23967","ASSIGNER":"cve@mitre.org","STATE":"REJECT"},"description":{"description_data":[{"lang":"eng","value":"** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2019-15679. Reason: This candidate is a duplicate of CVE-2019-15679. Notes: All CVE users should reference CVE-2019-15679 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage."}]}},"nvd":{"publishedDate":"2022-01-26 21:15:00","lastModifiedDate":"2023-11-07 03:44:00","problem_types":[],"metrics":[],"configurations":{"CVE_data_version":"4.0","nodes":[]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"23967","Ordinal":"227053","Title":"CVE-2022-23967","CVE":"CVE-2022-23967","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"23967","Ordinal":"1","NoteData":"In TightVNC 1.3.10, there is an integer signedness error and resultant heap-based buffer overflow in InitialiseRFBConnection in rfbproto.c (for the vncviewer component). There is no check on the size given to malloc, e.g., -1 is accepted. This allocates a chunk of size zero, which will give a heap pointer. However, one can send 0xffffffff bytes of data, which can have a DoS impact or lead to remote code execution.","Type":"Description","Title":null},{"CveYear":"2022","CveId":"23967","Ordinal":"2","NoteData":"2022-01-26","Type":"Other","Title":"Published"},{"CveYear":"2022","CveId":"23967","Ordinal":"3","NoteData":"2022-01-26","Type":"Other","Title":"Modified"}]}}}