CVE-2025-8231

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-8231", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-07-26T13:17:33.485Z", "datePublished": "2025-07-27T13:32:05.676Z", "dateUpdated": "2025-07-28T14:54:07.399Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-07-27T13:32:05.676Z"}, "title": "D-Link DIR-890L UART Port rgbin hard-coded credentials", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-798", "lang": "en", "description": "Hard-coded Credentials"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-259", "lang": "en", "description": "Use of Hard-coded Password"}]}], "affected": [{"vendor": "D-Link", "product": "DIR-890L", "versions": [{"version": "111b04", "status": "affected"}], "modules": ["UART Port"]}], "descriptions": [{"lang": "en", "value": "A vulnerability, which was classified as critical, has been found in D-Link DIR-890L up to 111b04. This issue affects some unknown processing of the file rgbin of the component UART Port. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the physical device. 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": "Eine Schwachstelle wurde in D-Link DIR-890L bis 111b04 entdeckt. Sie wurde als kritisch eingestuft. Hierbei geht es um eine nicht exakt ausgemachte Funktion der Datei rgbin der Komponente UART Port. Durch das Manipulieren mit unbekannten Daten kann eine hard-coded credentials-Schwachstelle ausgenutzt werden. Ein Angriff setzt physischen Zugriff auf dem Zielobjekt voraus. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 7, "vectorString": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "HIGH"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.8, "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.8, "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.2, "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2025-07-26T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-07-26T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-07-26T15:23:06.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "nich0las (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.317819", "name": "VDB-317819 | D-Link DIR-890L UART Port rgbin hard-coded credentials", "tags": ["vdb-entry"]}, {"url": "https://vuldb.com/?ctiid.317819", "name": "VDB-317819 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.622337", "name": "Submit #622337 | D-Link DIR-890L Versions up to DIR890LA1_FW111b04 Hard-coded Credentials", "tags": ["third-party-advisory"]}, {"url": "https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/dir890-hardcoded.md", "tags": ["exploit"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}], "tags": ["unsupported-when-assigned"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-07-28T14:53:58.432068Z", "id": "CVE-2025-8231", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-07-28T14:54:07.399Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-8231", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-07-28T14:53:58.432068Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-07-28T14:54:01.213Z"}}], "cna": {"tags": ["unsupported-when-assigned"], "title": "D-Link DIR-890L UART Port rgbin hard-coded credentials", "credits": [{"lang": "en", "type": "reporter", "value": "nich0las (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 7, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.8, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.8, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.2, "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}], "affected": [{"vendor": "D-Link", "modules": ["UART Port"], "product": "DIR-890L", "versions": [{"status": "affected", "version": "111b04"}]}], "timeline": [{"lang": "en", "time": "2025-07-26T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2025-07-26T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2025-07-26T15:23:06.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/?id.317819", "name": "VDB-317819 | D-Link DIR-890L UART Port rgbin hard-coded credentials", "tags": ["vdb-entry"]}, {"url": "https://vuldb.com/?ctiid.317819", "name": "VDB-317819 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.622337", "name": "Submit #622337 | D-Link DIR-890L Versions up to DIR890LA1_FW111b04 Hard-coded Credentials", "tags": ["third-party-advisory"]}, {"url": "https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/dir890-hardcoded.md", "tags": ["exploit"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}], "descriptions": [{"lang": "en", "value": "A vulnerability, which was classified as critical, has been found in D-Link DIR-890L up to 111b04. This issue affects some unknown processing of the file rgbin of the component UART Port. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the physical device. 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": "Eine Schwachstelle wurde in D-Link DIR-890L bis 111b04 entdeckt. Sie wurde als kritisch eingestuft. Hierbei geht es um eine nicht exakt ausgemachte Funktion der Datei rgbin der Komponente UART Port. Durch das Manipulieren mit unbekannten Daten kann eine hard-coded credentials-Schwachstelle ausgenutzt werden. Ein Angriff setzt physischen Zugriff auf dem Zielobjekt voraus. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-798", "description": "Hard-coded Credentials"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-259", "description": "Use of Hard-coded Password"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-07-27T13:32:05.676Z"}}}, "cveMetadata": {"cveId": "CVE-2025-8231", "state": "PUBLISHED", "dateUpdated": "2025-07-28T14:54:07.399Z", "dateReserved": "2025-07-26T13:17:33.485Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2025-07-27T13:32:05.676Z", "assignerShortName": "VulDB"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"modules": ["UART Port"], "product": "DIR-890L", "vendor": "D-Link", "versions": [{"status": "affected", "version": "111b04"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dir-890l_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "534807AE-FD98-41D5-8D94-6E0E30296E11", "versionEndIncluding": "1.11b04", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dir-890l:-:*:*:*:*:*:*:*", "matchCriteriaId": "B1EA89C7-4655-43A3-9D2B-D57640D56C09", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [{"sourceIdentifier": "cna@vuldb.com", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "A vulnerability, which was classified as critical, has been found in D-Link DIR-890L up to 111b04. This issue affects some unknown processing of the file rgbin of the component UART Port. The manipulation leads to hard-coded credentials. It is possible to launch the attack on the physical device. 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 ha detectado una vulnerabilidad clasificada como cr\u00edtica en el D-Link DIR-890L hasta la versi\u00f3n 111b04. Este problema afecta a un procesamiento desconocido del archivo rgbin del componente Puerto UART. La manipulaci\u00f3n permite obtener credenciales codificadas. Es posible lanzar el ataque contra el dispositivo f\u00edsico. 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-2025-8231", "lastModified": "2026-06-17T10:06:33.927", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "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": "PHYSICAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.2, "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:P/AC:L/AT:N/PR:N/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-2025-8231", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-07-28T14:53:58.432068Z", "version": "2.0.3"}}]}, "published": "2025-07-27T14:15:24.950", "references": [{"source": "cna@vuldb.com", "tags": ["Exploit"], "url": "https://github.com/Nicholas-wei/bug-discovery/blob/main/dlink/dir890-hardcoded/dir890-hardcoded.md"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/?ctiid.317819"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.317819"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.622337"}, {"source": "cna@vuldb.com", "tags": ["Product"], "url": "https://www.dlink.com/"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-259"}, {"lang": "en", "value": "CWE-798"}], "source": "cna@vuldb.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{"created": "2025-07-28T12:45:47.790853+00:00", "updated": "2025-07-28T12:45:47.790906+00:00", "vendors": ["d-link", "d-link$PRODUCT$dir-890l"]}