{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-4397","assignerOrgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","state":"PUBLISHED","assignerShortName":"Zyxel","dateReserved":"2023-08-17T08:25:31.464Z","datePublished":"2023-11-28T01:42:00.951Z","dateUpdated":"2024-08-02T07:24:04.592Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"ATP series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"5.37"}]},{"defaultStatus":"unaffected","product":"USG FLEX series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"5.37"}]},{"defaultStatus":"unaffected","product":" USG FLEX 50(W) series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"5.37"}]},{"defaultStatus":"unaffected","product":"USG20(W)-VPN series firmware","vendor":"Zyxel","versions":[{"status":"affected","version":"5.37"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device."}],"value":"A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"96e50032-ad0d-4058-a115-4d2c13821f9f","shortName":"Zyxel","dateUpdated":"2023-11-28T01:42:00.951Z"},"references":[{"tags":["vendor-advisory"],"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T07:24:04.592Z"},"title":"CVE Program Container","references":[{"tags":["vendor-advisory","x_transferred"],"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps"}]}]}}