PT-2025-47013 · D Link · Dir-816

Lexpl0It · Published 2025-11-14 · Updated 2025-11-20 · CVE-2025-13188

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DIR-816L version 2 06 b09 beta

Description A stack-based buffer overflow exists in the authenticationcgi main function within the /authentication.cgi file of the D-Link DIR-816L. Manipulation of the Password argument allows for remote exploitation. The exploit is publicly available. This issue affects a product that is no longer supported by the maintainer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-14622

CVE-2025-13188

Affected Products

Dir-816

References · 17

• 🔥 https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdf · Exploit
• https://bdu.fstec.ru/vul/2025-14622 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-13188 · Security Note
• https://osv.dev/vulnerability/CVE-2025-13188 · Vendor Advisory
• https://twitter.com/gothburz/status/1990533039403696424 · Twitter Post
• https://twitter.com/0dayPublishing/status/1989463307623784831 · Twitter Post
• https://twitter.com/CveTodo/status/1989475508048863611 · Twitter Post
• https://t.me/CVEtracker/37386 · Telegram Post
• https://vuldb.com/?id.332476 · Note
• https://twitter.com/CVEnew/status/1989465980238434760 · Twitter Post
• https://vuldb.com/?ctiid.332476 · Note
• https://twitter.com/CveFindCom/status/1989493830454784185 · Twitter Post
• https://vuldb.com/?submit.685538 · Note
• https://t.me/cveNotify/143448 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1989522283954667570 · Twitter Post