CVE-2025-45859

Name: CVE-2025-45859
Creator: NVD / NIST
Published: 2025-05-13T15:15:58.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 3.50%

Last modified Jun 17, 2026

CVE-2025-45859 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the bandstr parameter in the formMapDelDevice interface.. EPSS estimates a 3.50% chance of exploitation in the next 30 days.

Description

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the bandstr parameter in the formMapDelDevice interface.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

3.50%

87.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Totolink	A3002r Firmware	4.0.0-b20230531.1404

References

https://github.com/Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/4/overflow.mdExploit, Third Party Advisory
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/258/ids/36.htmlProduct

Timeline

Published: May 13, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-45859?

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the bandstr parameter in the formMapDelDevice interface.

How severe is CVE-2025-45859?

CVE-2025-45859 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 3.50% probability of exploitation in the next 30 days.

How do I fix CVE-2025-45859?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-45859?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST