D-Link DI-8100 buffer overflow vulnerability (CNVD-2026-32591)

The D-Link DI-8100 is a wired network behavior management router designed by D-Link for small and medium-sized businesses. The D-Link DI-8100 has a buffer overflow vulnerability. This vulnerability stems from the sprintf function in the HTTP Handler component, specifically the autoreboot.asp file...

D-Link DI-8100 stack buffer overflow vulnerability

The D-Link DI-8100 is a wired network behavior management router designed by D-Link for small and medium-sized businesses. The D-Link DI-8100 has a stack buffer overflow vulnerability. This vulnerability stems from the sprintf function in the file yyxz.asp, which fails to properly handle paramete...

The vulnerability of the sprintf() function in the JHTTPD web server of D-Link’s router software DI-8100 allows a hacker to execute arbitrary code.

The vulnerability of the sprintf function in the D-Link DI-8100 router microprogramming software’s web server is related to the execution of operations outside of the buffer during the processing of the enable and time parameters. Exploiting this vulnerability allows a remote attacker to execute...

The vulnerability of the sprintf() function in D-Link DI-8100 router microprogramming software allows a hacker to cause a service failure.

The vulnerability of the sprintf function in D-Link DI-8100 router microprogramming devices is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability could allow a malicious actor to cause service failure remotely...

The vulnerability of the sprintf() function in D-Link DI-8100 router microprogramming software allows a hacker to cause a service failure.

The vulnerability of the sprintf function in D-Link DI-8100 router microprogramming devices is related to buffer overflow on the stack. Exploiting this vulnerability can allow an attacker to cause a service failure remotely...

EUVD-2026-27488

A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /usergroup.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and m...

CVE-2026-7857

A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /usergroup.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and m...

CVE-2026-7857 D-Link DI-8100 CGI user_group.asp sprintf buffer overflow

A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /usergroup.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and m...

CVE-2026-7857

CVE-2026-7857 concerns D-Link DI-8100 (firmware 16.07.26A1) where the CGI Handler’s function sprintf in the /user_group.asp file is vulnerable to a buffer overflow. The affected component is the CGI/Scripting interface; the underlying root cause is unsafe handling in sprintf, enabling overflow th...

EUVD-2026-27418

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...

CVE-2026-7853

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...

CVE-2026-7851

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 publicly available and might be used...

CVE-2026-7853

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...

CVE-2026-7853 D-Link DI-8100 HTTP auto_reboot.asp sprintf buffer overflow

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...

CVE-2026-7853

CVE-2026-7853 affects D-Link DI-8100 with firmware 16.07.26A1. The weakness lies in the HTTP Handler’s /auto_reboot.asp, where the function sprintf mishandles the enable/time argument, causing a buffer overflow. This design flaw enables remote exploitation, and public exploit access is indicated ...

CVE-2026-7853 D-Link DI-8100 HTTP auto_reboot.asp sprintf buffer overflow

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...

CVE-2026-7851

CVE-2026-7851 affects D-Link DI-8100 (version 16.07.26A1). The vulnerability is in the function sprintf within the file yyxz.asp, where manipulation of the ID argument causes a stack-based buffer overflow. Attack is described as remotely exploitable, and exploit code is publicly available. The pr...

CVE-2026-7851

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 publicly available and might be used...

PT-2026-37223

Name of the Vulnerable Software and Affected Versions D-Link DI-8100 version 16.07.26A1 Description A buffer overflow exists in the CGI Handler component within the /user group.asp file. This issue occurs in the sprintf function and can be triggered remotely through manipulation. Recommendations ...

CVE-2026-7853: Buffer Copy without Checking Size of Input

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /autoreboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made...