{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2016-20096", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-07-21T18:49:01.724Z", "datePublished": "2026-07-21T18:59:52.802Z", "dateUpdated": "2026-07-21T18:59:52.802Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-21T18:59:52.802Z"}, "title": "Linknat VOS3000/VOS2009 2.1.2.0 SQL Injection via login.jsp", "descriptions": [{"lang": "en", "value": "Linknat VOS3000 and VOS2009 through version 2.1.2.0 contain an unauthenticated SQL injection vulnerability that allows remote attackers to execute arbitrary SQL commands by manipulating the name parameter in a POST request to the login endpoint. Attackers can inject malicious SQL through the login form and retrieve injected query results from a subsequent session request, enabling extraction of plaintext credentials and other database content with DBA-level privileges."}], "datePublic": "2026-07-21T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-89", "description": "Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')", "type": "CWE"}]}], "affected": [{"defaultStatus": "affected", "vendor": "Kunshi Network Technology Co., Ltd.", "product": "Linknat VOS3000", "versions": [{"status": "affected", "version": "2.1.1.5", "versionType": "custom"}, {"status": "affected", "version": "2.1.1.8", "versionType": "custom"}, {"status": "affected", "version": "2.1.2.0", "versionType": "custom"}]}, {"defaultStatus": "affected", "vendor": "Kunshi Network Technology Co., Ltd.", "product": "Linknat VOS2009", "versions": [{"status": "affected", "version": "2.1.1.5", "versionType": "custom"}, {"status": "affected", "version": "2.1.1.8", "versionType": "custom"}, {"status": "affected", "version": "2.1.2.0", "versionType": "custom"}]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "version": "3.1", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}], "references": [{"url": "https://web.archive.org/web/20160601102456/http://www.wooyun.org/bugs/wooyun-2010-0145458", "name": "Archived WooYun Disclosure", "tags": ["technical-description", "exploit"]}, {"url": "https://packetstorm.news/files/id/137159", "name": "Packet Storm Entry (137159)", "tags": ["exploit"]}, {"url": "https://www.linknat.com/", "name": "Vendor Homepage", "tags": ["product"]}, {"url": "https://www.vulncheck.com/advisories/linknat-vos3000-vos2009-sql-injection-via-login-jsp", "tags": ["third-party-advisory"]}], "credits": [{"lang": "en", "value": "Osama Khalid", "type": "finder"}, {"lang": "en", "value": "Fatullayev Asadbek", "type": "reporter"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "vulncheck"}}}}

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