CVE-2026-6013

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The manipulation of the argument curTime results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Una vulnerabilidad fue detectada en D-Link DIR-513 1.10. Esta vulnerabilidad afecta a la funci\u00f3n formSetRoute del archivo /goform/formSetRoute del componente Gestor de Solicitudes POST. La manipulaci\u00f3n del argumento curTime resulta en desbordamiento de b\u00fafer. El ataque puede ser realizado desde remoto. El exploit es ahora p\u00fablico y puede ser usado. Esta vulnerabilidad solo afecta a productos que ya no tienen soporte por parte del mantenedor."}], "id": "CVE-2026-6013", "lastModified": "2026-10-26T21:10:00.170", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 9.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.4, "baseSeverity": "HIGH", "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:H/VI:H/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": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6013", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-10T15:34:49.802894Z", "version": "2.0.3"}}]}, "published": "2026-04-10T05:16:07.303", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://lavender-bicycle-a5a.notion.site/D-Link-DIR-513-formSetRoute-33153a41781f80f7aed1d3614c199d85?source=copy_link"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "Vendor Advisory"], "url": "https://vuldb.com/submit/791859"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "Vendor Advisory"], "url": "https://vuldb.com/vuln/356569"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/vuln/356569/cti"}, {"source": "cna@vuldb.com", "tags": ["Product"], "url": "https://www.dlink.com/"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-120"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.10"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "DIR-513", "source": "cna", "vendor": "D-Link"}, "product": "dir-513", "vendor": "d-link"}], "analysis": {"en": {"generated_at": "2026-04-10T05:51:27.361903+00:00", "value": {"mitigation_remediation": ["If an updated firmware version exists, upgrade the DIR\u2011513 to the latest release that addresses the buffer overflow.", "If no update is available, disable the formSetRoute feature in the router\u2019s configuration or by removing the corresponding web page from the firmware.", "Block all POST requests to /goform/formSetRoute using a firewall rule or access control list.", "Monitor router logs for abnormal POST traffic and trigger alerts on large curTime values or repeated failures.", "Consider replacing the unsupported DIR\u2011513 with a supported model from D\u2011Link or another vendor."], "summary": {"action": "Immediate Patch", "impact": "Remote buffer overflow potentially permitting code execution"}, "threat_synthesis": {"affected_systems": "The affected device is the D\u2011Link DIR\u2011513 router with firmware version 1.10, which is no longer supported by the vendor. No other products or versions are listed as vulnerable.", "description_and_impact": "A buffer overflow exists in the formSetRoute functionality of the POST request handler on D\u2011Link DIR\u2011513 devices running firmware 1.10. The vulnerability is triggered by manipulating the curTime parameter and can be leveraged remotely to overwrite memory, leading to arbitrary code execution or denial of service. The bug is classified under CWE\u2011119 and CWE\u2011120. It is publicly known and exploit code is available, meaning a remote attacker can execute the payload without additional conditions.", "risk_and_exploitability": "The CVSS score of 8.7 indicates a high severity impact. EPSS data is not available, but the vulnerability is currently exploited in the wild and is not catalogued by CISA KEV. Attackers can reach the vulnerable endpoint over the network, typically from the internet or an internal network, making the risk significant for any exposed router. Once exploited, the attacker can gain full control of the device\u2019s web interface and underlying operating system."}}}}, "created": "2026-04-10T08:35:46.594554+00:00", "updated": "2026-04-10T09:26:48.286571+00:00", "vendors": ["d-link", "d-link$PRODUCT$dir-513"]}