CVE-2026-5984

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The manipulation of the argument curTime leads to buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Una vulnerabilidad fue identificada en D-Link DIR-605L 2.13B01. Afectada es la funci\u00f3n formSetLog del archivo /goform/formSetLog del componente Gestor de Solicitudes POST. La manipulaci\u00f3n del argumento curTime conduce a desbordamiento de b\u00fafer. El ataque es posible de llevar a cabo remotamente. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser usado. Esta vulnerabilidad solo afecta a productos que ya no tienen soporte por el mantenedor."}], "id": "CVE-2026-5984", "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-2026-5984", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-04-10T17:08:11.206086Z", "version": "2.0.3"}}]}, "published": "2026-04-09T22:16:37.873", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://lavender-bicycle-a5a.notion.site/D-Link-DIR-605L-formSetLog-33153a41781f8038bbbcc04073d7875b?source=copy_link"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/submit/791857"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/vuln/356538"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/vuln/356538/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": "2.13B01"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "DIR-605L", "source": "cna", "vendor": "D-Link"}, "product": "dir-605l", "vendor": "d-link"}], "analysis": {"en": {"generated_at": "2026-04-09T23:22:02.316581+00:00", "value": {"mitigation_remediation": ["Verify if your network uses a D-Link DIR-605L firmware 2.13B01 or earlier; if so, consider replacing the device with a supported model.", "Restrict external access to the router\u2019s web interface; block or filter incoming traffic to the /goform/formSetLog endpoint.", "Apply any firmware updates that D-Link publishes for newer, supported devices.", "Monitor the router for signs of compromise and enable logging to detect suspicious POST traffic.", "Review the vendor\u2019s support status and upgrade to a device with active security updates."], "summary": {"action": "Immediate patch", "impact": "Remote code execution"}, "threat_synthesis": {"affected_systems": "The vulnerability affects the D\u2011Link DIR\u2011605L router running firmware 2.13B01. The device is no longer supported by the maintainer; therefore no official patch is expected for this exact model/firmware combination.", "description_and_impact": "A buffer overflow exists in the formSetLog function of the D\u2011Link DIR\u2011605L POST Request Handler. The overflow is triggered by malicious manipulation of the curTime argument sent to the /goform/formSetLog endpoint. According to the description, the exploit can be carried out remotely and is publicly available, potentially allowing an attacker to gain arbitrary code execution, lead to denial of service, or compromise the device\u2019s integrity.", "risk_and_exploitability": "Scored high with a CVSS base of 8.7 and no EPSS data available; it is not listed in the CISA KEV catalog. Because the attack can be performed remotely via a crafted POST request to /goform/formSetLog, the risk to any network that permits external traffic to the router is significant. Given that the exploit is publicly known, the possibility of widespread exploitation remains, especially for the unsupported fleet."}}}}, "created": "2026-04-10T08:36:41.901383+00:00", "updated": "2026-04-10T09:27:39.356317+00:00", "vendors": ["d-link", "d-link$PRODUCT$dir-605l"]}