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{"affected":[{"affectedData":[{"product":"Advantech","vendor":"n/a","versions":[{"status":"affected","version":"Advantech R-SeeNet Advantech R-SeeNet 2.4.15 (30.07.2021)"}]}],"source":"talos-cna@cisco.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:advantech:r-seenet:2.4.15:*:*:*:*:*:*:*","matchCriteriaId":"B47E708F-D51A-41B3-8708-90C003C2D2DC","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests to trigger this vulnerability at ‘surname_filter’ parameter with the administrative account or through cross-site request forgery."},{"lang":"es","value":"Una petición HTTP especialmente diseñada puede conllevar a una inyección SQL. Un atacante puede realizar peticiones HTTP autenticadas para desencadenar esta vulnerabilidad en el parámetro \"surname_filter\" con la cuenta administrativa o mediante un ataque de tipo cross-site request forgery"}],"id":"CVE-2021-21920","lastModified":"2026-06-17T03:36:21.787","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"PARTIAL","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:P/I:N/A:N","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","version":"3.0"},"exploitabilityScore":3.1,"impactScore":4.0,"source":"talos-cna@cisco.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.9,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"exploitabilityScore":1.2,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-12-22T19:15:10.320","references":[{"source":"talos-cna@cisco.com","tags":["Exploit","Third Party Advisory"],"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1365"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"],"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1365"}],"sourceIdentifier":"talos-cna@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-89"}],"source":"talos-cna@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-89"}],"source":"nvd@nist.gov","type":"Primary"}]}