{"api_version":"1","generated_at":"2026-04-26T15:12:05+00:00","cve":"CVE-2022-43973","urls":{"html":"https://cve.report/CVE-2022-43973","api":"https://cve.report/api/cve/CVE-2022-43973.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-43973","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-43973"},"summary":{"title":"CVE-2022-43973","description":"An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious POST request to /apply.cgi to execute arbitrary commands on the underlying Linux operating system as root.","state":"PUBLIC","assigner":"trellixpsirt@trellix.com","published_at":"2023-01-09 21:15:00","updated_at":"2023-01-13 16:40:00"},"problem_types":["CWE-78"],"metrics":[],"references":[{"url":"https://youtu.be/RfWVYCUBNZ0","name":"https://youtu.be/RfWVYCUBNZ0","refsource":"CONFIRM","tags":[],"title":"Vuln Research 101 (Part 3) - Hacking the Linksys WRT54GL via buffer overflow - YouTube","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://youtu.be/TeWAmZaKQ_w","name":"https://youtu.be/TeWAmZaKQ_w","refsource":"CONFIRM","tags":[],"title":"Vuln Research 101 (Part 2) - Hacking the Linksys WRT54GL via command injection - YouTube","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://youtu.be/73-1lhvJPNg","name":"https://youtu.be/73-1lhvJPNg","refsource":"CONFIRM","tags":[],"title":"Please update your browser","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-43973","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43973","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"Jessie Chick of Trellix ARC","lang":""}],"nvd_cpes":[{"cve_year":"2022","cve_id":"43973","vulnerable":"-1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"h","cpe4":"linksys","cpe5":"wrt54gl","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"43973","vulnerable":"1","versionEndIncluding":"4.30.18.006","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linksys","cpe5":"wrt54gl_firmware","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":"trellixpsirt@trellix.com","ID":"CVE-2022-43973","STATE":"PUBLIC","TITLE":"Arbitrary code execution in Linksys WRT54GL"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"WRT54GL Wireless-G Broadband Router","version":{"version_data":[{"version_affected":"<=","version_name":"Firmware","version_value":"4.30.18.006"}]}}]},"vendor_name":"Linksys"}]}},"credit":[{"lang":"eng","value":"Jessie Chick of Trellix ARC"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An arbitrary code execution vulnerability exisits in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. The Check_TSSI function within the httpd binary uses unvalidated user input in the construction of a system command. An authenticated attacker with administrator privileges can leverage this vulnerability over the network via a malicious POST request to /apply.cgi to execute arbitrary commands on the underlying Linux operating system as root."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"}]}]},"references":{"reference_data":[{"name":"https://youtu.be/73-1lhvJPNg","refsource":"CONFIRM","url":"https://youtu.be/73-1lhvJPNg"},{"name":"https://youtu.be/TeWAmZaKQ_w","refsource":"CONFIRM","url":"https://youtu.be/TeWAmZaKQ_w"},{"name":"https://youtu.be/RfWVYCUBNZ0","refsource":"CONFIRM","url":"https://youtu.be/RfWVYCUBNZ0"}]},"source":{"discovery":"EXTERNAL"}},"nvd":{"publishedDate":"2023-01-09 21:15:00","lastModifiedDate":"2023-01-13 16:40:00","problem_types":["CWE-78"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH"},"exploitabilityScore":1.2,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linksys:wrt54gl_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"4.30.18.006","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:linksys:wrt54gl:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":null,"notes":[]}}}