EUVD Vulnerability Catalog
EUVD-2026-77317
Severity: CRITICAL
Base Score: 9.4
CVSS Version: 4.0
Vulnerability Description
A flaw has been found in D-Link DIR-878 120B05. This impacts the function SetWan3Settings of the component WAN Settings. This manipulation of the argument Primary/Secondary causes stack-based buffer overflow. Remote exploitation of the attack is possible.
CVSS Vector Analysis
Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X
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Attack Vector (AV): Network
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Attack Complexity (AC): Low
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Attack Requirements (AT): None
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Privileges Required (PR): Low
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User Interaction (UI): None
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Vulnerability Confidentiality Impact (VC): High
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Vulnerability Integrity Impact (VI): High
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Vulnerability Availability Impact (VA): High
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Subsequent Confidentiality Impact (SC): High
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Subsequent Integrity Impact (SI): High
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Subsequent Availability Impact (SA): High
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E: X
Affected Vendors & Systems
Vendor
D-Link
References & Advisory Links
- https://vuldb.com/vuln/403226
- https://vuldb.com/vuln/403226/cti
- https://vuldb.com/cve/CVE-2026-90693
- https://vuldb.com/submit/915573
- https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-878/SetWan3Settings/README.md
- https://www.dlink.com/
- https://nvd.nist.gov/vuln/detail/CVE-2026-90693
Metadata Profile
Database Authority
European Union Agency for Cybersecurity (ENISA) EUVD
Assigner
VulDB
EPSS Probability
0
Known Aliases
GHSA-vg87-cmh7-p8wr
CVE-2026-90693
Published On
2026-09-14
Last Updated
2026-09-14