CVE-2026-75578

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-75578", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-08-17T22:02:43.612Z", "datePublished": "2026-11-13T09:36:51.764Z", "dateUpdated": "2026-11-13T09:36:51.764Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-13T09:36:51.764Z"}, "datePublic": "2026-11-12T00:00:00.000Z", "title": "Cudy TR3000 before 2.5.42 Command Injection via OpenVPN Client Configuration Upload", "descriptions": [{"lang": "en", "value": "Cudy TR3000 before 2.5.42 contains a command injection vulnerability in luci/model/cbi/vpn/openvpn/client.lua, which embeds the shellquote()-quoted remote host token of an uploaded OpenVPN configuration inside an already single-quoted sed program run by os.execute(), so the nested quotes terminate the outer quote. Authenticated administrators can upload an .ovpn file whose remote host token contains a semicolon to execute arbitrary commands as root."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "cweId": "CWE-78", "type": "CWE"}]}], "affected": [{"vendor": "Shenzhen Cudy Technology Co., Ltd.", "product": "TR3000 1.0", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThan": "2.5.42", "status": "affected", "versionType": "semver"}, {"version": "2.5.42", "status": "unaffected", "versionType": "semver"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"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"}}], "references": [{"url": "https://www.cudy.com/en-us/pages/download-center/tr3000-1-0", "tags": ["release-notes"], "name": "Cudy TR3000 1.0 Download Center"}, {"url": "https://d1jvyy13vm72kv.cloudfront.net/device/upgrade/m_upgrade_TR3000_256MB_Flash-R103-2.5.42-20261103-160202-sysupgrade_82672.zip", "tags": ["patch"], "name": "Cudy TR3000 Firmware 2.5.42"}, {"name": "VulnCheck Advisory: Cudy TR3000 before 2.5.42 Command Injection via OpenVPN Client Configuration Upload", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/cudy-tr3000-before-2.5.42-command-injection-via-openvpn-client-configuration-upload"}], "credits": [{"lang": "en", "value": "Jincheng Wang (@winmt)", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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