A vulnerability was detected in D-Link DIR-878 120B05. This affects the function SetDynamicDNSIPv6Settings of the component Dynamic DNS IPv6 Settings. The manipulation of the argument IPv6Address/Hostname results in stack-based buffer overflow. The attack may be launched remotely.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
D-Link DIR-878 affected
Version Status Constraints
120B05 affected —

No data.

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Project Subscriptions

Vendors Products
D-link Subscribe
Dir-878 Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-878/SetDynamicDNSIPv6Settings/README.md cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-90692 cve-icon cve-icon
https://vuldb.com/submit/915572 cve-icon cve-icon
https://vuldb.com/vuln/403225 cve-icon cve-icon
https://vuldb.com/vuln/403225/cti cve-icon cve-icon
https://www.dlink.com/ cve-icon cve-icon
History

Mon, 14 Sep 2026 07:15:00 +0000

Type Values Removed Values Added
Description A vulnerability was detected in D-Link DIR-878 120B05. This affects the function SetDynamicDNSIPv6Settings of the component Dynamic DNS IPv6 Settings. The manipulation of the argument IPv6Address/Hostname results in stack-based buffer overflow. The attack may be launched remotely.
Title D-Link DIR-878 Dynamic DNS IPv6 Settings SetDynamicDNSIPv6Settings stack-based overflow
First Time appeared D-link
D-link dir-878
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:h:d-link:dir-878:*:*:*:*:*:*:*:*
Vendors & Products D-link
D-link dir-878
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR'}

cvssV3_0

{'score': 9.9, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R'}

cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R'}

cvssV4_0

{'score': 9.4, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-14T07:00:08.862Z

Reserved: 2026-09-13T05:09:14.905Z

Link: CVE-2026-90692

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-14T07:17:25.263

Modified: 2026-09-14T07:17:25.263

Link: CVE-2026-90692

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses