Vulnerability · Published Jun 20, 2025 · Assigned by VulDB

CVE-2025-6370D-Link DIR-619L formWlanGuestSetup stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in DIR-619L from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.3%top 30.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability classified as critical was found in D-Link DIR-619L 2.06B01. Affected by this vulnerability is the function formWlanGuestSetup of the file /goform/formWlanGuestSetup. The manipulation of the argument curTime leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DIR-619L	2.06B01

Weakness: CWE-121, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-313363 | D-Link DIR-619L formWlanGuestSetup stack-based overflow vdb-entry, technical-description
VDB-313363 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #597423 | D-Link DIR619L 2.06B01 Stack-based Buffer Overflow third-party-advisory
https://github.com/wudipjq/my_vuln/blob/main/D-Link6/vuln_70/70.md exploit
https://www.dlink.com/ product