CVE-2025-44655

Name: CVE-2025-44655
Creator: NVD / NIST
Published: 2025-07-21T16:15:29.323+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-44655 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In TOTOLink A7100RU V7.4, A950RG V5.9, and T10 V5.9, the chroot_local_user option is enabled in the vsftpd.conf. This could lead to unauthorized access to system files, privilege escalation, or use of the compromised server as a pivot point for internal network attacks.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

In TOTOLink A7100RU V7.4, A950RG V5.9, and T10 V5.9, the chroot_local_user option is enabled in the vsftpd.conf. This could lead to unauthorized access to system files, privilege escalation, or use of the compromised server as a pivot point for internal network attacks.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.34%

26.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-266

Affected Software

Vendor	Product	Versions
Totolink	A7100ru Firmware	7.4
Totolink	A950rg Firmware	5.9
Totolink	T10 Firmware	5.9

References

http://totolink.comBroken Link
https://gist.github.com/TPCchecker/d7306649f51ca25e22dd6532546a58f3Broken Link

Timeline

Published: Jul 21, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-44655?

How severe is CVE-2025-44655?

CVE-2025-44655 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-44655?

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-2025-44655?

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

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Source: NVD / NIST