{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-75012", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-08-17T13:04:51.226Z", "datePublished": "2026-08-17T19:15:09.293Z", "dateUpdated": "2026-08-17T19:15:09.293Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-08-17T19:15:09.293Z"}, "title": "TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereference", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-476", "lang": "en", "description": "NULL Pointer Dereference"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "TOTOLINK", "product": "EX1200L", "versions": [{"version": "9.3.5u.6146_B20201023", "status": "affected"}], "cpes": ["cpe:2.3:a:totolink:ex1200l:*:*:*:*:*:*:*:*"], "modules": ["Password Configuration Handler"]}], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 7.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.5, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.8, "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-08-17T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-08-17T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-08-17T15:16:13.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "yuxin_wang (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/391272", "name": "VDB-391272 | TOTOLINK EX1200L Password Configuration cstecgi.cgi setPasswordCfg null pointer dereference", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/391272/cti", "name": "VDB-391272 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-75012", "name": "CVE-2026-75012 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/876022", "name": "Submit #876022 | Totolink EX1200L Firmware V9.3.5u.6146_B20201023 NULL Pointer Dereference", "tags": ["third-party-advisory"]}, {"url": "https://gist.github.com/wyxstarry/afdc067090575c216a9d2622c3338e5c", "tags": ["exploit"]}, {"url": "https://www.totolink.net/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202608"]}}}

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:totolink:ex1200l:*:*:*:*:*:*:*:*"], "modules": ["Password Configuration Handler"], "product": "EX1200L", "vendor": "TOTOLINK", "versions": [{"status": "affected", "version": "9.3.5u.6146_B20201023"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in TOTOLINK EX1200L 9.3.5u.6146_B20201023. Affected by this issue is the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Password Configuration Handler. The manipulation leads to null pointer dereference. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used."}], "id": "CVE-2026-75012", "lastModified": "2026-08-17T20:16:47.317", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.7, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-08-17T20:16:47.317", "references": [{"source": "cna@vuldb.com", "url": "https://gist.github.com/wyxstarry/afdc067090575c216a9d2622c3338e5c"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-75012"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/876022"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/391272"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/391272/cti"}, {"source": "cna@vuldb.com", "url": "https://www.totolink.net/"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}, {"lang": "en", "value": "CWE-476"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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