CVE-2025-13188

Published Nov 14, 2025

Last updated 2 days ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2025-13188 is a vulnerability found in D-Link DIR-816L version 2_06_b09_beta. It involves a stack-based buffer overflow in the `authenticationcgi_main` function of the `/authentication.cgi` file. By manipulating the `Password` argument, a remote attacker can trigger this overflow. This vulnerability could allow an attacker to remotely compromise the router's system, execute arbitrary code without authentication, and gain full control over the device, potentially compromising the confidentiality, integrity, and availability of the router's systems. The affected products are no longer supported by the maintainer, and a public exploit is available.

Description
A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. Performing manipulation of the argument Password results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Source
cna@vuldb.com
NVD status
Received
CNA Tags
unsupported-when-assigned

Risk scores

CVSS 4.0

Type
Secondary
Base score
8.9
Impact score
-
Exploitability score
-
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity
HIGH

CVSS 3.1

Type
Primary
Base score
9.8
Impact score
5.9
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity
CRITICAL

CVSS 2.0

Type
Secondary
Base score
10
Impact score
10
Exploitability score
10
Vector string
AV:N/AC:L/Au:N/C:C/I:C/A:C

Weaknesses

cna@vuldb.com
CWE-119

Social media

Hype score
Not currently trending