[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fGdaPC8VtjF7LQ-IpOqtK0VeiIS7s8fGkg0IC4ZkZkCE":3,"g5a-family:zyxel\u002Fusg_flex_50_firmware":132,"g5a-ex:zyxel\u002Fusg_flex_50_firmware@*":133},{"success":4,"data":5},true,{"product":6,"versions":35,"topVulnerabilitiesByEpss":44,"kevVulnerabilities":98,"seoMetadata":110,"meta":129},{"vendorName":7,"productName":8,"versionCount":9,"totalCves":10,"kevCount":11,"lastCveUpdate":12,"versions":13,"description":34},"zyxel","usg_flex_50_firmware",8,23,3,"2024-02-20",[14,18,20,22,24,26,28,31],{"version":15,"cve_count":16,"kev_count":16,"has_kev":17},"4.16",0,false,{"version":19,"cve_count":16,"kev_count":16,"has_kev":17},"4.50",{"version":21,"cve_count":16,"kev_count":16,"has_kev":17},"4.60",{"version":23,"cve_count":16,"kev_count":16,"has_kev":17},"5.00",{"version":25,"cve_count":16,"kev_count":16,"has_kev":17},"5.10",{"version":27,"cve_count":16,"kev_count":16,"has_kev":17},"5.35",{"version":29,"cve_count":30,"kev_count":30,"has_kev":4},"5.36",2,{"version":32,"cve_count":33,"kev_count":16,"has_kev":17},"5.37",4,"Usg Flex 50 Firmware by Zyxel is a technology product with 8 tracked versions and 23 known security vulnerabilities including 3 CISA Known Exploited Vulnerabilities. Get comprehensive security analysis, vulnerability tracking, and threat intelligence for this product.",[36,37,38,39,40,41,42,43],{"version":15,"cve_count":16,"kev_count":16,"has_kev":17},{"version":19,"cve_count":16,"kev_count":16,"has_kev":17},{"version":21,"cve_count":16,"kev_count":16,"has_kev":17},{"version":23,"cve_count":16,"kev_count":16,"has_kev":17},{"version":25,"cve_count":16,"kev_count":16,"has_kev":17},{"version":27,"cve_count":16,"kev_count":16,"has_kev":17},{"version":29,"cve_count":30,"kev_count":30,"has_kev":4},{"version":32,"cve_count":33,"kev_count":16,"has_kev":17},[45,53,58,62,69,75,80,84,89,94],{"cveId":46,"description":47,"publishedDate":48,"cvssScore":49,"cvssVersion":50,"severity":51,"isKev":4,"epssScore":52},"CVE-2023-28771","Improper error message handling in Zyxel ZyWALL\u002FUSG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware versions 4.60 through 5.35, which could allow an unauthenticated attacker to execute some OS commands remotely by sending crafted packets to an affected device.","2023-04-25",9.8,"v3.1","Critical",0.99284,{"cveId":54,"description":55,"publishedDate":56,"cvssScore":49,"cvssVersion":50,"severity":51,"isKev":4,"epssScore":57},"CVE-2023-33010","A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.25 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.25 through 5.36 Patch 1, VPN series firmware versions 4.30 through 5.36 Patch 1, ZyWALL\u002FUSG series firmware versions 4.25 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.","2023-05-24",0.29024,{"cveId":59,"description":60,"publishedDate":56,"cvssScore":49,"cvssVersion":50,"severity":51,"isKev":4,"epssScore":61},"CVE-2023-33009","A buffer overflow vulnerability in the notification function in Zyxel ATP series firmware versions 4.60 through 5.36 Patch 1, USG FLEX series firmware versions 4.60 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.60 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.60 through 5.36 Patch 1, VPN series firmware versions 4.60 through 5.36 Patch 1, ZyWALL\u002FUSG series firmware versions 4.60 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.\n\n",0.28144,{"cveId":63,"description":64,"publishedDate":65,"cvssScore":66,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":68},"CVE-2023-33012","A command injection vulnerability in the configuration parser of the Zyxel ATP series firmware versions 5.10 through 5.36 Patch 2, USG FLEX series firmware versions 5.00 through 5.36 Patch 2,  USG FLEX 50(W) series firmware versions 5.10 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 5.10 through 5.36 Patch 2, and VPN series firmware versions 5.00 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands by using a crafted GRE configuration when the cloud management mode is enabled.","2023-07-17",8.8,"High",0.09882,{"cveId":70,"description":71,"publishedDate":72,"cvssScore":73,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":74},"CVE-2022-38547","A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL\u002FUSG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands.","2023-02-07",7.2,0.02829,{"cveId":76,"description":77,"publishedDate":78,"cvssScore":66,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":79},"CVE-2023-27991","The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker to execute some OS commands remotely.","2023-04-24",0.01453,{"cveId":81,"description":82,"publishedDate":12,"cvssScore":73,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":83},"CVE-2023-6398","A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, \n\nUSG FLEX H series firmware versions from 1.10 through 1.10 Patch 1,\n\nNWA50AX firmware versions through 6.29(ABYW.3), WAC500 firmware versions through 6.65(ABVS.1), WAX300H firmware versions through 6.60(ACHF.1), and WBE660S firmware versions through 6.65(ACGG.1) could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands on an affected device via FTP.",0.01333,{"cveId":85,"description":86,"publishedDate":78,"cvssScore":87,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":88},"CVE-2023-22913","A post-authentication command injection vulnerability in the “account_operator.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker to modify device configuration data, resulting in denial-of-service (DoS) conditions on an affected device.",8.1,0.01291,{"cveId":90,"description":91,"publishedDate":78,"cvssScore":92,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":93},"CVE-2023-22915","A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.",7.5,0.01054,{"cveId":95,"description":96,"publishedDate":78,"cvssScore":73,"cvssVersion":50,"severity":67,"isKev":17,"epssScore":97},"CVE-2023-22914","A path traversal vulnerability in the “account_print.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker with administrator privileges to execute unauthorized OS commands in the “tmp” directory by uploading a crafted file if the hotspot function were enabled.",0.01033,[99,104,106],{"cveId":59,"description":60,"publishedDate":56,"cvssScore":49,"severity":51,"isKev":4,"epssScore":61,"cisaVulnName":100,"cisaDateAdded":101,"cisaShortDescription":102,"cisaRequiredAction":103},"Zyxel Multiple Firewalls Buffer Overflow Vulnerability","2023-06-05","Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL\u002FUSG firewalls contain a buffer overflow vulnerability in the notification function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.","Apply updates per vendor instructions.",{"cveId":54,"description":55,"publishedDate":56,"cvssScore":49,"severity":51,"isKev":4,"epssScore":57,"cisaVulnName":100,"cisaDateAdded":101,"cisaShortDescription":105,"cisaRequiredAction":103},"Zyxel ATP, USG FLEX, USG FLEX 50(W), USG20(W)-VPN, VPN, and ZyWALL\u002FUSG firewalls contain a buffer overflow vulnerability in the ID processing function that could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and remote code execution on an affected device.",{"cveId":46,"description":47,"publishedDate":48,"cvssScore":49,"severity":51,"isKev":4,"epssScore":52,"cisaVulnName":107,"cisaDateAdded":108,"cisaShortDescription":109,"cisaRequiredAction":103},"Zyxel Multiple Firewalls OS Command Injection Vulnerability","2023-05-31","Zyxel ATP, USG FLEX, VPN, and ZyWALL\u002FUSG firewalls allow for improper error message handling which could allow an unauthenticated attacker to execute OS commands remotely by sending crafted packets to an affected device.",{"title":111,"metaDescription":112,"keywords":113,"structuredData":114},"Usg Flex 50 Firmware by Zyxel - Security Vulnerabilities & Analysis | Precursor Intelligence","Comprehensive security analysis for Usg Flex 50 Firmware by Zyxel covering 8 versions with 23 tracked vulnerabilities including 3 critical and 0 high-severity issues and 3 CISA KEV vulnerabilities. Real-time threat intelligence, CVE tracking, and security recommendations.","Usg Flex 50 Firmware vulnerabilities, Usg Flex 50 Firmware security, Usg Flex 50 Firmware CVE, Zyxel Usg Flex 50 Firmware, Usg Flex 50 Firmware threat intelligence, Zyxel security, product security analysis, cybersecurity threats, vulnerability management, CVE tracking, Usg Flex 50 Firmware KEV, Usg Flex 50 Firmware exploited vulnerabilities",{"@context":115,"@type":116,"name":117,"description":112,"url":118,"manufacturer":119,"applicationCategory":123,"softwareVersion":124,"mainEntity":125},"https:\u002F\u002Fschema.org","SoftwareApplication","Usg Flex 50 Firmware","https:\u002F\u002Fprecursorintelligence.com\u002Fvulnerabilities\u002Ftechnologies\u002Fvendors\u002Fzyxel\u002Fusg_flex_50_firmware",{"@type":120,"name":121,"url":122},"Organization","Zyxel","https:\u002F\u002Fprecursorintelligence.com\u002Fvendors\u002Fzyxel","Security Software","8 versions tracked",{"@type":126,"name":127,"description":128,"vulnerabilityCount":10,"dateModified":12},"SecurityVulnerability","Usg Flex 50 Firmware Security Vulnerabilities","Security vulnerabilities affecting Usg Flex 50 Firmware by Zyxel",{"totalVersions":9,"totalVulnerabilities":10,"kevVulnerabilities":11,"lastUpdated":12,"generatedAt":130,"apiVersion":131},"2026-10-18T20:43:00.812Z","3.0",[],{"rows":134,"total":11,"capped":17,"failed":16},[135,141,145],{"cveId":59,"name":100,"severity":51,"cvss":49,"added":101,"epss":61,"published":136,"ranges":137,"checked":4,"hits":140,"covers":17},"2023-05-24T13:15:09.56",[138,29,139],"4.60 to before 5.36","5.36-patch1",[],{"cveId":54,"name":100,"severity":51,"cvss":49,"added":101,"epss":57,"published":142,"ranges":143,"checked":4,"hits":144,"covers":17},"2023-05-24T13:15:09.64",[29,139],[],{"cveId":46,"name":107,"severity":51,"cvss":49,"added":108,"epss":52,"published":146,"ranges":147,"checked":4,"hits":148,"covers":17},"2023-04-25T02:15:08.743",[138],[]]