CVE-2026-4193
A security vulnerability has been detected in D-Link DIR-823G 1.0.2B05.
Does this matter?
Lower severity and a low EPSS score (0.77%). Track it; it rarely justifies an emergency change on its own.
Description
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
- 5.5 MEDIUMCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.77% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-266, CWE-284
- Affected
- dlink/dir-823g firmware
- Source
- cna@vuldb.com
References
- https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_91/91.mdExploit, Third Party Advisory
- https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_92/92.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.351105Permissions Required, VDB Entry
- https://vuldb.com/?id.351105Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769835Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769836Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769837Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769838Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769839Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.769841Third Party Advisory, VDB Entry
- https://www.dlink.com/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.