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CVE-2026-90680

D-Link DIR-823G HNAP1 SetStaticRouteSettings strcpy stack-based overflow

CVSS 4.0 9.4 CRITICALCVSS 3.1 9.9 CRITICALCVSS 3.0 9.9 CRITICALCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-90680

Published

A security flaw has been discovered in D-Link DIR-823G 1.0.2B05_20181207. The impacted element is the function strcpy of the file /HNAP1/SetStaticRouteSettings of the component HNAP1. The manipulation of the argument PAddress/SubnetMask/Gateway results in stack-based buffer overflow. The attack can be launched remotely.

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Affected versions, risk and source history

Related advisories and sources

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-90680 · CVE overview and exploitation status

cve-program · CVE-2026-90680

Related changes

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ChangeIntel

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Sources read 13 Nov 12:08 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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