{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-6931", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-06-30T15:52:42.960Z", "datePublished": "2025-06-30T22:32:09.468Z", "dateUpdated": "2025-07-01T13:45:40.519Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-06-30T22:32:09.468Z"}, "title": "D-Link DCS-6517/DCS-7517 Root Password Generation httpd generate_pass_from_mac entropy", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-331", "lang": "en", "description": "Insufficient Entropy"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-330", "lang": "en", "description": "Insufficiently Random Values"}]}], "affected": [{"vendor": "D-Link", "product": "DCS-6517", "versions": [{"version": "2.02", "status": "affected"}], "modules": ["Root Password Generation Handler"]}, {"vendor": "D-Link", "product": "DCS-7517", "versions": [{"version": "2.02", "status": "affected"}], "modules": ["Root Password Generation Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic was found in D-Link DCS-6517 and DCS-7517 up to 2.02.0. Affected by this vulnerability is the function generate_pass_from_mac of the file /bin/httpd of the component Root Password Generation Handler. The manipulation leads to insufficient entropy. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "de", "value": "In D-Link DCS-6517 and DCS-7517 bis 2.02.0 wurde eine problematische Schwachstelle entdeckt. Dabei geht es um die Funktion generate_pass_from_mac der Datei /bin/httpd der Komponente Root Password Generation Handler. Durch Manipulieren mit unbekannten Daten kann eine insufficient entropy-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \u00fcber das Netzwerk erfolgen. Die Komplexit\u00e4t eines Angriffs ist eher hoch. Sie gilt als schwierig ausnutzbar. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.3, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.7, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.7, "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 2.6, "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2025-06-30T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-06-30T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-06-30T17:57:46.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "CookedMelon (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.314443", "name": "VDB-314443 | D-Link DCS-6517/DCS-7517 Root Password Generation httpd generate_pass_from_mac entropy", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.314443", "name": "VDB-314443 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.605592", "name": "Submit #605592 | dlink DCS-6517B1 below or equal v2.02.01 hardcode weak password", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.605593", "name": "Submit #605593 | dlink DCS-7517B1 below or equal v2.02.01 predictable weak password (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.605596", "name": "Submit #605596 | dlink DCS-7517B1 below or equal v2.02.01 hardcode weak password (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf", "tags": ["related"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf", "tags": ["exploit"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}], "tags": ["unsupported-when-assigned"]}, "adp": [{"references": [{"url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf", "tags": ["exploit"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-07-01T13:45:36.961287Z", "id": "CVE-2025-6931", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-07-01T13:45:40.519Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-6931", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-07-01T13:45:36.961287Z"}}}], "references": [{"url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf", "tags": ["exploit"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-07-01T13:45:31.979Z"}}], "cna": {"tags": ["unsupported-when-assigned"], "title": "D-Link DCS-6517/DCS-7517 Root Password Generation httpd generate_pass_from_mac entropy", "credits": [{"lang": "en", "type": "reporter", "value": "CookedMelon (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.7, "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.7, "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 2.6, "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR"}}], "affected": [{"vendor": "D-Link", "modules": ["Root Password Generation Handler"], "product": "DCS-6517", "versions": [{"status": "affected", "version": "2.02"}]}, {"vendor": "D-Link", "modules": ["Root Password Generation Handler"], "product": "DCS-7517", "versions": [{"status": "affected", "version": "2.02"}]}], "timeline": [{"lang": "en", "time": "2025-06-30T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2025-06-30T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2025-06-30T17:57:46.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/?id.314443", "name": "VDB-314443 | D-Link DCS-6517/DCS-7517 Root Password Generation httpd generate_pass_from_mac entropy", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.314443", "name": "VDB-314443 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.605592", "name": "Submit #605592 | dlink DCS-6517B1 below or equal v2.02.01 hardcode weak password", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.605593", "name": "Submit #605593 | dlink DCS-7517B1 below or equal v2.02.01 predictable weak password (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/?submit.605596", "name": "Submit #605596 | dlink DCS-7517B1 below or equal v2.02.01 hardcode weak password (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf", "tags": ["related"]}, {"url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf", "tags": ["exploit"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic was found in D-Link DCS-6517 and DCS-7517 up to 2.02.0. Affected by this vulnerability is the function generate_pass_from_mac of the file /bin/httpd of the component Root Password Generation Handler. The manipulation leads to insufficient entropy. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "de", "value": "In D-Link DCS-6517 and DCS-7517 bis 2.02.0 wurde eine problematische Schwachstelle entdeckt. Dabei geht es um die Funktion generate_pass_from_mac der Datei /bin/httpd der Komponente Root Password Generation Handler. Durch Manipulieren mit unbekannten Daten kann eine insufficient entropy-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \u00fcber das Netzwerk erfolgen. Die Komplexit\u00e4t eines Angriffs ist eher hoch. Sie gilt als schwierig ausnutzbar. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-331", "description": "Insufficient Entropy"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-330", "description": "Insufficiently Random Values"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-06-30T22:32:09.468Z"}}}, "cveMetadata": {"cveId": "CVE-2025-6931", "state": "PUBLISHED", "dateUpdated": "2025-07-01T13:45:40.519Z", "dateReserved": "2025-06-30T15:52:42.960Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2025-06-30T22:32:09.468Z", "assignerShortName": "VulDB"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dcs-6517_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "5FBD9303-EAAB-49DC-89E9-6D22EE1AC865", "versionEndIncluding": "2.02.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dcs-6517:-:*:*:*:*:*:*:*", "matchCriteriaId": "E309E37D-704F-4622-B28B-C827DD0FCCC5", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dcs-7517_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "FAF4D2FC-A4D6-4672-8E02-661F3CBF7846", "versionEndIncluding": "2.02.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dcs-7517:-:*:*:*:*:*:*:*", "matchCriteriaId": "26A0E50A-E9D5-4962-83CE-E59DC3C32C55", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [{"sourceIdentifier": "cna@vuldb.com", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic was found in D-Link DCS-6517 and DCS-7517 up to 2.02.0. Affected by this vulnerability is the function generate_pass_from_mac of the file /bin/httpd of the component Root Password Generation Handler. The manipulation leads to insufficient entropy. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Se detect\u00f3 una vulnerabilidad clasificada como problem\u00e1tica en D-Link DCS-6517 y DCS-7517 hasta la versi\u00f3n 2.02.0. Esta vulnerabilidad afecta a la funci\u00f3n generate_pass_from_mac del archivo /bin/httpd del componente Root Password Generation Handler. La manipulaci\u00f3n genera una entrop\u00eda insuficiente. El ataque puede ejecutarse en remoto. Es un ataque de complejidad bastante alta. Su explotaci\u00f3n parece dif\u00edcil. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. Esta vulnerabilidad solo afecta a los productos que ya no reciben soporte del fabricante."}], "id": "CVE-2025-6931", "lastModified": "2025-07-14T17:19:40.633", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.3, "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": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2025-06-30T23:15:21.863", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf"}, {"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/?ctiid.314443"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.314443"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.605592"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.605593"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.605596"}, {"source": "cna@vuldb.com", "tags": ["Product"], "url": "https://www.dlink.com/"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"], "url": "http://cdn2.v50to.cc/dlink/DCS-6517B1_FW_v2.02.01/report_3.pdf"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"], "url": "http://cdn2.v50to.cc/dlink/DCS-7517_B1_FW_v2.02.01/report_1.pdf"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-330"}, {"lang": "en", "value": "CWE-331"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}