CVE-2025-44654: n/a
In Linksys E2500 3.0.04.002, the chroot_local_user option is enabled in the vsftpd configuration file. 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.
AI Analysis
Technical Summary
CVE-2025-44654 affects Linksys E2500 firmware version 3.0.04.002 where the vsftpd FTP server configuration enables the chroot_local_user option. This setting can lead to unauthorized access to system files, privilege escalation, and potentially allow attackers to pivot within internal networks. The vulnerability has a critical CVSS 3.1 score of 9.8, indicating high impact on confidentiality, integrity, and availability. No known exploits are reported in the wild and no patch or vendor advisory is currently available.
Potential Impact
Successful exploitation could result in unauthorized access to sensitive system files, full privilege escalation on the device, and the use of the compromised router as a pivot point for further attacks within the internal network. This threatens confidentiality, integrity, and availability of the affected system and connected networks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the FTP service, disable or reconfigure the chroot_local_user option if possible, and monitor for suspicious activity related to FTP access on the device.
CVE-2025-44654: n/a
Description
In Linksys E2500 3.0.04.002, the chroot_local_user option is enabled in the vsftpd configuration file. 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.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-44654 affects Linksys E2500 firmware version 3.0.04.002 where the vsftpd FTP server configuration enables the chroot_local_user option. This setting can lead to unauthorized access to system files, privilege escalation, and potentially allow attackers to pivot within internal networks. The vulnerability has a critical CVSS 3.1 score of 9.8, indicating high impact on confidentiality, integrity, and availability. No known exploits are reported in the wild and no patch or vendor advisory is currently available.
Potential Impact
Successful exploitation could result in unauthorized access to sensitive system files, full privilege escalation on the device, and the use of the compromised router as a pivot point for further attacks within the internal network. This threatens confidentiality, integrity, and availability of the affected system and connected networks.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the FTP service, disable or reconfigure the chroot_local_user option if possible, and monitor for suspicious activity related to FTP access on the device.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- mitre
- Date Reserved
- 2025-04-22T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 687e7cdfa83201eaac12163a
Added to database: 07/21/2025, 17:46:07 UTC
Last enriched: 07/29/2026, 21:21:28 UTC
Last updated: 09/10/2026, 19:24:56 UTC
Views: 152
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