CVE-2021-3742

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{"affected": [{"affectedData": [{"product": "chatwoot/chatwoot", "vendor": "chatwoot", "versions": [{"lessThan": "2.5.0", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@huntr.dev"}, {"affectedData": [{"cpes": ["cpe:2.3:a:chatwoot:chatwoot:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "product": "chatwoot", "vendor": "chatwoot", "versions": [{"lessThan": "2.5.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:chatwoot:chatwoot:*:*:*:*:*:*:*:*", "matchCriteriaId": "DF45FE41-509A-469C-BD22-E4372D1A7310", "versionEndExcluding": "2.5.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Server-Side Request Forgery (SSRF) vulnerability was discovered in chatwoot/chatwoot, affecting all versions prior to 2.5.0. The vulnerability allows an attacker to upload an SVG file containing a malicious SSRF payload. When the SVG file is used as an avatar and opened in a new tab, it can trigger the SSRF, potentially leading to host redirection."}, {"lang": "es", "value": "Se descubri\u00f3 una vulnerabilidad de Server-Side Request Forgery (SSRF) en chatwoot/chatwoot, que afecta a todas las versiones anteriores a la 2.5.0. La vulnerabilidad permite a un atacante cargar un archivo SVG que contiene un payload SSRF malicioso. Cuando el archivo SVG se utiliza como avatar y se abre en una nueva pesta\u00f1a, puede activar la SSRF, lo que puede provocar una redirecci\u00f3n del host."}], "id": "CVE-2021-3742", "lastModified": "2026-06-17T04:05:40.683", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.9, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.2, "impactScore": 6.0, "source": "security@huntr.dev", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.9, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 6.0, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-3742", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-11-18T14:52:41.849210Z", "version": "2.0.3"}}]}, "published": "2024-11-15T11:15:05.547", "references": [{"source": "security@huntr.dev", "tags": ["Product"], "url": "https://github.com/chatwoot/chatwoot/commit/6fdd4a29969be8423f31890b807d27d13627c50c"}, {"source": "security@huntr.dev", "tags": ["Broken Link"], "url": "https://huntr.com/bounties/1625472546121-chatwoot/chatwoot"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security@huntr.dev", "type": "Secondary"}]}

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