D-Link vulnerabilities
We track 922 vulnerabilities in D-Link products across 60+ products. 920 are rated high or critical, and 28 have been exploited in real attacks. The most recent was published on November 10, 2026.
Latest D-Link vulnerabilities
- 7.2 High severity
DNS-320: Improper Neutralization of Special Elements used in an OS Command
A security flaw has been discovered in D-Link DNS-320 2.06B01. This affects the function delete/rename/copy/move/chmod/chown of the file /cgi-bin/webfile_mgr.cgi. The manipulation results in os command injection. The attack may be performed from remote. The ex
- 7.2 High severity
DNS-320: Improper Neutralization of Special Elements used in an OS Command
A vulnerability was identified in D-Link DNS-320 2.06B01. The impacted element is the function cgi_speed/cgi_dhcpd_lease/cgi_ddns/cgi_set_ip/cgi_upnp_del/cgi_dhcpd/cgi_upnp_add/cgi_upnp_edit of the file /cgi-bin/network_mgr.cgi. The manipulation leads to os co
- 8.8 High severity
DCS-935L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DCS-935L up to 1.10.01. The impacted element is the function SetDeviceSettings of the file /web/cgi-bin/hnap/hnap_service of the component HNAP Service. The manipulation of the argument AdminPassword results in buffer overfl
- 7.2 High severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /user_group.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit
- 7.2 High severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in D-Link DI-8100 16.07.26A1. This affects an unknown part of the file /url_member.asp of the component Web Management Interface. Executing a manipulation of the argument Name can lead to buffer overflow. The attack can be launched remote
- 7.2 High severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in D-Link DI-8100 16.07.26A1. Affected by this issue is the function tggl_asp of the file /tggl.asp of the component HTTP Request Handler. Performing a manipulation of the argument Name results in buffer overflow. The attack can be
- 9.8 Critical severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in D-Link DI-8100 16.07.26A1. Affected by this vulnerability is the function url_rule_asp of the file /url_rule.asp of the component POST Parameter Handler. Such manipulation leads to buffer overflow. It is possible t
- 9.8 Critical severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /auto_reboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attac
- 7.2 High severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in D-Link DI-8100 16.07.26A1. This affects the function sprintf of the file yyxz.asp. The manipulation of the argument ID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is pub
- 9.8 Critical severity
DIR-456U Firmware: Use of Hard-coded Credentials
D-Link DIR-456U Hardware Revision A1 (End-of-Life, EOL) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /etc/init0.d/S80telnetd.sh with the username "Alphanetworks" and the static password "whdrv01_dlob_dir456U" read from /e
- 8.8 High severity
DIR-600L Firmware: Use of Hard-coded Credentials
D-Link DIR-600L Hardware Revision A1 (End-of-Life) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /bin/telnetd.sh with the username "Alphanetworks" and the static password "wrgn35_dlwbr_dir600l" read from /etc/alpha_config/
- 8.8 High severity
DIR-600L Firmware: Use of Hard-coded Credentials
D-Link DIR-600L Hardware Revision B1 (End-of-Life) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /bin/telnetd.sh with the username "Alphanetworks" and the static password "wrgn61_dlwbr_dir600L" read from /etc/alpha_config/
- 8.8 High severity
DIR-605L Firmware: Use of Hard-coded Credentials
D-Link DIR-605L Hardware Revision B2 (End-of-Life, EOL) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /bin/telnetd.sh with the username "Alphanetworks" and the static password "wrgn76_dlwbr_dir605L" read from /etc/alpha_co
- 8.8 High severity
DIR-605L Firmware: Use of Hard-coded Credentials
D-Link DIR-605L Hardware Revision A1 (End-of-Life, EOL) contains a hardcoded telnet backdoor. The device starts a telnet daemon at boot via /bin/telnetd.sh with the username "Alphanetworks" and the static password "wrgn35_dlwbr_dir605l" read from /etc/alpha_co
- 8.1 High severity
M60: Weak Password Recovery Mechanism for Forgotten Password
A vulnerability was determined in D-Link M60 up to 1.20B02. Affected by this issue is some unknown functionality of the file /usr/bin/httpd. This manipulation causes weak password recovery. The attack can be initiated remotely. A high degree of complexity is n
- 8.8 High severity
DIR-825M: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DIR-825M 1.1.12. This issue affects the function sub_414BA8 of the file /boafrm/formWanConfigSetup. The manipulation of the argument submit-url results in buffer overflow. The attack can be executed remotely. The exploit has
- 8.8 High severity
DIR-825M: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DIR-825M 1.1.12. This vulnerability affects the function sub_4151FC of the file /boafrm/formVpnConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. Remote exploitation of the attack is poss
- 9.4 Critical severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DI-8100 16.07.26A1. This affects the function tgfile_htm of the file tgfile.htm of the component CGI Endpoint. The manipulation of the argument fn results in buffer overflow. The attack can be executed remotely. The exploit
- 7.2 High severity
DI-8100: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DI-8100 16.07.26A1. Affected by this issue is the function file_exten_asp of the file file_exten.asp of the component File Extension Handler. The manipulation of the argument Name leads to buffer overflow. Remote exploi
- 8.0 High severity
DIR-825: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in buffer overflow. The
- 8.8 High severity
DIR-825: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c of the component nmbd. Such manipulation leads to buffer overflow. The attack can only be initiated within the local network. The exploit is
- 7.3 High severity
DIR-822: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A vulnerability was determined in D-Link DIR-822 A_101. The impacted element is the function system of the file /udhcpcd/dhcpd.c of the component udhcpd DHCP Service. This manipulation of the argument Hostname causes command injection. The attack can be initia
- 7.5 High severity
DWM-222W: Improper Restriction of Excessive Authentication Attempts
DWM-222W USB Wi-Fi Adapter developed by D-Link has a Brute-Force Protection Bypass vulnerability, allowing unauthenticated adjacent network attackers to bypass login attempt limits to perform brute-force attacks to gain control over the device.
- 8.8 High severity
DIR-513: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in D-Link DIR-513 1.10. This issue affects the function formAdvanceSetup of the file /goform/formAdvanceSetup of the component POST Request Handler. This manipulation of the argument webpage causes buffer overflow. It is possible to initi
- 8.8 High severity
DIR-513: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in D-Link DIR-513 1.10. This vulnerability affects the function formSetRoute of the file /goform/formSetRoute of the component POST Request Handler. The manipulation of the argument curTime results in buffer overflow. The attack ma
- 8.8 High severity
DIR-513: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword of the file /goform/formSetPassword of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The attac
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in D-Link DIR-605L 2.13B01. Impacted is the function formSetLog of the file /goform/formSetLog of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The attack is possible to be
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was determined in D-Link DIR-605L 2.13B01. This issue affects the function formSetDDNS of the file /goform/formSetDDNS of the component POST Request Handler. Executing a manipulation of the argument curTime can lead to buffer overflow. The atta
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DIR-605L 2.13B01. This vulnerability affects the function formAdvNetwork of the file /goform/formAdvNetwork of the component POST Request Handler. Performing a manipulation of the argument curTime results in buffer overflow.
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DIR-605L 2.13B01. This affects the function formAdvFirewall of the file /goform/formAdvFirewall of the component POST Request Handler. Such manipulation of the argument curTime leads to buffer overflow. The attack may b
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in D-Link DIR-605L 2.13B01. Affected by this issue is the function formSetMACFilter of the file /goform/formSetMACFilter of the component POST Request Handler. This manipulation of the argument curTime causes buffer overflow. The attack m
- 8.8 High severity
DIR-605L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in D-Link DIR-605L 2.13B01. Affected by this vulnerability is the function formVirtualServ of the file /goform/formVirtualServ of the component POST Request Handler. The manipulation of the argument curTime results in buffer overfl
- 7.2 High severity
DIR-882: Improper Neutralization of Special Elements used in a Command
A vulnerability was found in D-Link DIR-882 1.01B02. Impacted is the function sprintf of the file prog.cgi of the component HNAP1 SetNetworkSettings Handler. The manipulation of the argument IPAddress results in os command injection. The attack may be performe
- 8.8 High severity
DIR-645: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in D-Link DIR-645 1.01/1.02/1.03. Impacted is the function hedwigcgi_main of the file /cgi-bin/hedwig.cgi. The manipulation results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and
- 7.5 High severity
Di-8003 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of the http_lanport parameter in the /webgl.asp endpoint.
- 7.5 High severity
Di-8003 Firmware: Stack-based Buffer Overflow
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of parameters in the /xwgl_ref.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request with excessively long strings in paramete
- 7.5 High severity
Di-8003 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of parameters in the /xwgl_bwr.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request in the name, qq, and time parameters.
- 7.5 High severity
Di-8003 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 and DI-8003G 19.12.10A1 due to improper handling of the wan_ping parameter in the /wan_ping.asp endpoint.
- 7.5 High severity
Di-8003 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of the iface parameter in the /wan_line_detection.asp endpoint.
- 7.5 High severity
Di-8003 Firmware: Buffer Copy without Checking Size of Input
A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of multiple parameters in the /web_post.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request in parameters such as name, en,