A vulnerability was determined in D-Link DIR-868L 2.01b05. This impacts the function system of the file /htdocs/cgibin of the component HNAP CGI Handler. Executing a manipulation of the argument SOAPACTION can lead to os command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

A vulnerability was identified in D-Link DIR-825 3.00b32. Affected is the function tunnelsetparams of the file tunnel.c of the component rp-l2tp. The manipulation of the argument peerhostname  leads to out-of-bounds write. The attack may be initiated remotely.

D-Link DAP-1360 firmware version 6.14 and earlier contains an unauthenticated remote code execution vulnerability that allows remote attackers to execute arbitrary commands as root by sending crafted requests to the device's web management interface without valid credentials. Attackers can fully compromise the device to persistently modify its configuration and use it as a pivot point into the local network.

A vulnerability was determined in D-Link DIR-868L 2.01b05. This issue affects the function strcpy of the file /webfaauthentication.cgi of the component Authentication Handler. Executing a manipulation of the argument id/password can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

A flaw has been found in D-Link DIR-878 120B05. This impacts the function SetWan3Settings of the component WAN Settings. This manipulation of the argument Primary/Secondary causes stack-based buffer overflow. Remote exploitation of the attack is possible.

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.

A security flaw has been discovered in D-Link DIR-823G 1.0.2B0520181207. 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.

A vulnerability was determined in D-Link DIR-822A A101. This vulnerability affects the function strcpy of the file udhcpcd/serverpacket.c of the component udhcpcd. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a specific payload, or cause the device to crash.

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the app.cgi interface. A remote attacker can write an overly long string to the netAcc.addlist[].name field and execute arbitrary commands by crafting a specific payload, or cause the device to crash.

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a command injection vulnerability in the app.cgi interface. A remote attacker can inject arbitrary malicious commands into the netDig.ping.dst field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a command injection vulnerability in the /boafrm/formWsc interface. A remote attacker can inject arbitrary malicious commands into the localPin, targetAPSsid, peerPin, and peerRptPin fields, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formL2tpv3ConfigSetup interface. A remote attacker can inject arbitrary malicious commands into the tunnelid and sessionid fields, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formNtp interface. A remote attacker can inject arbitrary malicious commands into the ntpServerIp1 field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formPinManageSetup interface. A remote attacker can inject arbitrary malicious commands into the oldPIn field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formIMEISetup interface. A remote attacker can inject arbitrary malicious commands into the IMEIvalue field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formSmsManage interface. A remote attacker can inject arbitrary malicious commands into the actionvalue field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formUSSDSetup interface. A remote attacker can inject arbitrary malicious commands into the ussdValue and selectMenuValue fields, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formDebugDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formTracerouteDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host and ipVer fields, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formPingDiagnosticRun interface. A remote attacker can inject arbitrary malicious commands into the host field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formLtefotaUpgradeFibocom interface. A remote attacker can inject arbitrary malicious commands into the fotaurl field, resulting in command execution with root privileges.

D-Link DWR-M961 devices with hardware version C1 and firmware version before 1.1.5C1202607071108 contain a command injection vulnerability in the /boafrm/formLtefotaUpgradeQuectel interface. A remote attacker can inject arbitrary malicious commands into the fotaurl field, resulting in command execution with root privileges.

An issue in D-Link DIR-1253 v.1.0.1.250923.142435 allows an attacker to escalate privileges via the etc/shadow component file

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 "whdrv01dlobdir456U" read from /etc/config/imagesign. The custom telnetd binary accepts a -u user:password flag, and the custom login binary uses strcmp() to validate credentials. Successful authentication grants an unauthenticated attacker on the local network a root shell with full administrative control. The device has reached End-of-Life (EOL) and will not receive patches.

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 "wrgn35dlwbrdir600l" read from /etc/alphaconfig/imagesign. The custom telnetd binary accepts a -u user:password flag, and the custom login binary uses strcmp() to validate credentials. Successful authentication grants an unauthenticated attacker on the local network a root shell with full administrative control. The device has reached End-of-Life (EOL) and will not receive patches.

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 "wrgn61dlwbrdir600L" read from /etc/alphaconfig/imagesign. The custom telnetd binary accepts a -u user:password flag, and the custom login binary uses strcmp() to validate credentials. Successful authentication grants an unauthenticated attacker on the local network a root shell with full administrative control.  The device has reached End-of-Life (EOL) and will not receive patches.

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 "wrgn76dlwbrdir605L" read from /etc/alphaconfig/imagesign. The custom telnetd binary accepts a -u user:password flag, and the custom login binary uses strcmp() to validate credentials. Successful authentication grants an unauthenticated attacker on the local network a root shell with full administrative control. The device has reached End-of-Life (EOL) and will not receive patches.

Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizardSelectMode.

D-Link DIR-513 version 1.10 contains a critical-level vulnerability. When processing POST requests related to verification codes in /goform/formLogin, it enters /goform/getAuthCode but fails to filter the value of the FILECODE parameter, resulting in a path traversal vulnerability.