{"api_version":"1","generated_at":"2026-07-23T13:02:15+00:00","cve":"CVE-2022-24400","urls":{"html":"https://cve.report/CVE-2022-24400","api":"https://cve.report/api/cve/CVE-2022-24400.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-24400","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-24400"},"summary":{"title":"CVE-2022-24400","description":"A flaw in the TETRA authentication procecure allows a MITM adversary that can predict the MS challenge RAND2 to set session key DCK to zero.","state":"PUBLIC","assigner":"cert@ncsc.nl","published_at":"2023-10-19 10:15:00","updated_at":"2023-11-07 03:44:00"},"problem_types":["CWE-639"],"metrics":[],"references":[{"url":"https://tetraburst.com/","name":"https://tetraburst.com/","refsource":"MISC","tags":[],"title":"","mime":"","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-24400","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24400","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"24400","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"midnightblue","cpe5":"tetra\\","cpe6":"burst","cpe7":"-","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2022-24400","ASSIGNER":"cert@ncsc.nl","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A flaw in the TETRA authentication procecure allows a MITM adversary that can predict the MS challenge RAND2 to set session key DCK to zero."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Reliance on Untrusted Inputs in a Security Decision","cweId":"CWE-807"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"ETSI","product":{"product_data":[{"product_name":"TETRA Standard","version":{"version_data":[{"version_value":"not down converted","x_cve_json_5_version_data":{"versions":[{"version":"all","status":"affected"}],"defaultStatus":"affected"}}]}}]}}]}},"references":{"reference_data":[{"url":"https://tetraburst.com/","refsource":"MISC","name":"https://tetraburst.com/"}]},"credits":[{"lang":"en","value":"Midnight Blue"}],"impact":{"cvss":[{"version":"3.1","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R/CR:H/IR:H/AR:H/MAV:A/MAC:H/MPR:N/MUI:N/MS:U/MC:H/MI:H/MA:H"}]}},"nvd":{"publishedDate":"2023-10-19 10:15:00","lastModifiedDate":"2023-11-07 03:44:00","problem_types":["CWE-639"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":5.9,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.6,"impactScore":4.2}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:midnightblue:tetra\\:burst:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"24400","Ordinal":"227747","Title":"CVE-2022-24400","CVE":"CVE-2022-24400","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"24400","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}