CVE-2025-55587: a3002r DoS — Exploit

Description

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the hostname parameter at /boafrm/formMapDelDevice. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
totolink	a3002r_firmware	All
totolink	a3002r	All

References

Exploits

https://github.com/goldenGlow21/softwares_PoC/blob/main/A3002R_V4/Boa%20-%20BOF/formMapDelDevice%20PoC.md

Frequently Asked Questions

What is CVE-2025-55587? +

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the hostname parameter at /boafrm/formMapDelDevice. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-55587? +

CVE-2025-55587 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-55587? +

CVE-2025-55587 affects products from totolink, specifically: a3002r, a3002r_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-55587? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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