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CVE-2026-4193

D-Link DIR-823G goahead UpdateClientInfo access control

CVSS 6.9 MEDIUMEPSS 0.8%CWE-266CWE-284
Vexday Risk Score
13Baixo
Decisão SSVC (CISA)
Track
Sem sinal de exploração → monitorar
CVSS 6.9EPSS 0.8%KEV nãoPoC —Patch —
Ciclo de vida
15 mar 2026Publicada no NVD
Recomendação: Monitorar — sem sinal de exploração no momento.
A security vulnerability has been detected in D-Link DIR-823G 1.0.2B05. The affected element is the function GetDDNSSettings/GetDeviceDomainName/GetDeviceSettings/GetDMZSettings/GetFirewallSettings/GetGuestNetworkSettings/GetLanWanConflictInfo/GetLocalMacAddress/GetNetworkSettings/GetQoSSettings/GetRouterInformationSettings/GetRouterLanSettings/GetWanSettings/SetAccessCtlList/SetAccessCtlSwitch/SetDeviceSettings/SetGuestWLanSettings/SetIPv4FirewallSettings/SetNetworkSettings/SetNetworkTomographySettings/SetNTPServerSettings/SetRouterLanSettings/SetStaticClientInfo/SetStaticRouteSettings/SetWLanRadioSecurity/SetWPSSettings/UpdateClientInfo of the component goahead. Such manipulation leads to improper access controls. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
D-Link · DIR-823G

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Referências
https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_91/91.mdhttps://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_92/92.mdhttps://vuldb.com/?ctiid.351105https://vuldb.com/?id.351105https://vuldb.com/?submit.769835https://vuldb.com/?submit.769836https://vuldb.com/?submit.769837https://vuldb.com/?submit.769838https://vuldb.com/?submit.769839https://vuldb.com/?submit.769841https://www.dlink.com/