{"api_version":"1","generated_at":"2026-07-04T10:43:08+00:00","cve":"CVE-2018-12034","urls":{"html":"https://cve.report/CVE-2018-12034","api":"https://cve.report/api/cve/CVE-2018-12034.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-12034","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-12034"},"summary":{"title":"CVE-2018-12034","description":"In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds read vulnerability in yr_execute_code in libyara/exec.c.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-06-15 16:29:00","updated_at":"2018-08-01 13:29:00"},"problem_types":["CWE-125"],"metrics":[],"references":[{"url":"https://bnbdr.github.io/posts/swisscheese/","name":"https://bnbdr.github.io/posts/swisscheese/","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"YARA Internals: Compiled Rule Format","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/bnbdr/swisscheese","name":"https://github.com/bnbdr/swisscheese","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"GitHub - bnbdr/swisscheese: PoC Exploit for YARA 3.7.1 & 3.8.1","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/VirusTotal/yara/issues/891","name":"https://github.com/VirusTotal/yara/issues/891","refsource":"CONFIRM","tags":["Issue Tracking","Patch","Third Party Advisory"],"title":"Out-of-bounds read, write in yr_execute_code · Issue #891 · VirusTotal/yara · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-12034","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12034","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"12034","vulnerable":"1","versionEndIncluding":"3.7.1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"virustotal","cpe5":"yara","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-12034","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds read vulnerability in yr_execute_code in libyara/exec.c."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://github.com/VirusTotal/yara/issues/891","refsource":"CONFIRM","url":"https://github.com/VirusTotal/yara/issues/891"},{"name":"https://bnbdr.github.io/posts/swisscheese/","refsource":"MISC","url":"https://bnbdr.github.io/posts/swisscheese/"},{"name":"https://github.com/bnbdr/swisscheese","refsource":"MISC","url":"https://github.com/bnbdr/swisscheese"}]}},"nvd":{"publishedDate":"2018-06-15 16:29:00","lastModifiedDate":"2018-08-01 13:29:00","problem_types":["CWE-125"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":6.4,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:virustotal:yara:*:*:*:*:*:*:*:*","versionEndIncluding":"3.7.1","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"12034","Ordinal":"128546","Title":"CVE-2018-12034","CVE":"CVE-2018-12034","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"12034","Ordinal":"1","NoteData":"In YARA 3.7.1 and prior, parsing a specially crafted compiled rule file can cause an out of bounds read vulnerability in yr_execute_code in libyara/exec.c.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"12034","Ordinal":"2","NoteData":"2018-06-15","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"12034","Ordinal":"3","NoteData":"2018-06-15","Type":"Other","Title":"Modified"}]}}}