CVE-2026-7068

A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c of the component nmbd. Such manipulation leads to buffer overflow. The attack can only be initiated within the local network. The exploit is publicly available and might be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS v3 8.8 HIGH
CVSS v2.0 8.3 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

8.3^/10

CVSS v2.0 : HIGH

Vector : AV:A/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 6.5 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://tzh00203.notion.site/D-Link-DIR-825-nmbd-NetBIOS-Name-Service-Stack-Based-Buffer-Overflow-337b5c52018a80cea1e8d56689928114	Exploit Mitigation Third Party Advisory
https://vuldb.com/submit/798646	Third Party Advisory VDB Entry
https://vuldb.com/vuln/359643	Third Party Advisory VDB Entry
https://vuldb.com/vuln/359643/cti	Permissions Required VDB Entry
https://www.dlink.com/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:dlink:dir-825_firmware:3.00b32:*:*:*:*:*:*:*

cpe:2.3:h:dlink:dir-825:-:*:*:*:*:*:*:*

History

26 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad fue identificada en D-Link DIR-825 3.00b32. Esto afecta la función NMBD_process del archivo sserver.c del componente nmbd. Dicha manipulación conduce a desbordamiento de búfer. El ataque solo puede ser iniciado dentro de la red local. El exploit está disponible públicamente y podría ser usado. Esta vulnerabilidad solo afecta a productos que ya no son soportados por el mantenedor.

Information

Published : 2026-04-27 00:16

Updated : 2026-10-26 21:10

NVD link : CVE-2026-7068

Mitre link : CVE-2026-7068

CVE.ORG link : CVE-2026-7068

JSON object : View

Products Affected

dlink

dir-825_firmware
dir-825

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2026-7068", "cveTags": [{"tags": ["unsupported-when-assigned"], "sourceIdentifier": "cna@vuldb.com"}], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-7068", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-04-27T13:02:34.867133Z"}}], "cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 8.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.4, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/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", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "cna@vuldb.com", "affectedData": [{"vendor": "D-Link", "modules": ["nmbd"], "product": "DIR-825", "versions": [{"status": "affected", "version": "3.00b32"}]}]}], "published": "2026-04-27T00:16:21.050", "references": [{"url": "https://tzh00203.notion.site/D-Link-DIR-825-nmbd-NetBIOS-Name-Service-Stack-Based-Buffer-Overflow-337b5c52018a80cea1e8d56689928114", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/798646", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/359643", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/359643/cti", "tags": ["Permissions Required", "VDB Entry"], "source": "cna@vuldb.com"}, {"url": "https://www.dlink.com/", "tags": ["Product"], "source": "cna@vuldb.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c of the component nmbd. Such manipulation leads to buffer overflow. The attack can only be initiated within the local network. 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-825 3.00b32. Esto afecta la funci\u00f3n NMBD_process del archivo sserver.c del componente nmbd. Dicha manipulaci\u00f3n conduce a desbordamiento de b\u00fafer. El ataque solo puede ser iniciado dentro de la red local. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser usado. Esta vulnerabilidad solo afecta a productos que ya no son soportados por el mantenedor."}], "lastModified": "2026-10-26T21:10:00.170", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dir-825_firmware:3.00b32:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1E8841F0-6D03-4D7B-8C46-869BA76DE1C5"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dir-825:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7038F8A9-03F3-4442-B371-84801EF05447"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cna@vuldb.com"}