9.8
CRITICAL
CVE-2025-2620
D-Link DAP-1620 Stack-Based Buffer Overflow Vulnerability in Authentication Handler
Description

A vulnerability has been found in D-Link DAP-1620 1.03 and classified as critical. This vulnerability affects the function mod_graph_auth_uri_handler of the file /storage of the component Authentication Handler. The manipulation leads to stack-based buffer overflow. The attack can be initiated 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.

INFO

Published Date :

March 22, 2025, 3:15 p.m.

Last Modified :

March 26, 2025, 6:44 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2025-2620 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2025-2620 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dlink dap-1620_firmware
2 Dlink dap-1620
: Total Affected Vendor : 1 | Products : 2
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-2620.

URL Resource
https://vuldb.com/?ctiid.300622 Permissions Required VDB Entry
https://vuldb.com/?id.300622 VDB Entry Third Party Advisory
https://vuldb.com/?submit.518969 Third Party Advisory VDB Entry
https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f Exploit Third Party Advisory
https://www.dlink.com/ Product
https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f Exploit Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
Otsmane-Ahmed/CVE-2025-2620-poc

None

Python

Updated: 3 months, 2 weeks ago
7 stars 1 fork 1 watcher
Born at : March 22, 2025, 3:26 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
plzheheplztrying/cve_monitor

None

HTML Python Shell

Updated: 4 weeks ago
0 stars 0 fork 0 watcher
Born at : Feb. 13, 2025, 8:50 a.m. This repo has been linked 891 different CVEs too.
Profile Photo
nomi-sec/PoC-in-GitHub

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

security cve exploit poc vulnerability

Updated: 1 day, 6 hours ago
7140 stars 1193 fork 1193 watcher
Born at : Dec. 8, 2019, 1:03 p.m. This repo has been linked 815 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-2620 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-2620 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Mar. 26, 2025

    Action Type Old Value New Value
    Added CWE CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:dlink:dap-1620_firmware:1.03:*:*:*:*:*:*:* OR cpe:2.3:h:dlink:dap-1620:*:*:*:*:*:*:*:*
    Added Reference Type VulDB: https://vuldb.com/?ctiid.300622 Types: Permissions Required, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?id.300622 Types: Third Party Advisory, VDB Entry
    Added Reference Type VulDB: https://vuldb.com/?submit.518969 Types: Third Party Advisory, VDB Entry
    Added Reference Type CISA-ADP: https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f Types: Exploit, Third Party Advisory
    Added Reference Type VulDB: https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f Types: Exploit, Third Party Advisory
    Added Reference Type VulDB: https://www.dlink.com/ Types: Product
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Mar. 24, 2025

    Action Type Old Value New Value
    Added Reference https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f
  • New CVE Received by [email protected]

    Mar. 22, 2025

    Action Type Old Value New Value
    Added Tag unsupported-when-assigned
    Added Description A vulnerability has been found in D-Link DAP-1620 1.03 and classified as critical. This vulnerability affects the function mod_graph_auth_uri_handler of the file /storage of the component Authentication Handler. The manipulation leads to stack-based buffer overflow. The attack can be initiated 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CWE CWE-119
    Added CWE CWE-121
    Added Reference https://vuldb.com/?ctiid.300622
    Added Reference https://vuldb.com/?id.300622
    Added Reference https://vuldb.com/?submit.518969
    Added Reference https://witty-maiasaura-083.notion.site/D-link-DAP-1620-mod_graph_auth_uri_handler-Vulnerability-1afb2f2a6361809ea7f2dc4df3b85f1f
    Added Reference https://www.dlink.com/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-2620 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-2620 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation
CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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