CVE-2025-8758: trendnet tew-822dre_firmware Incorrect Privilege Assignment

Vulnerability summary

CVE-2025-8758 is a high (CVSS 7.3) Incorrect Privilege Assignment vulnerability in trendnet tew-822dre_firmware. EPSS estimates a 0.17% chance of exploitation in the next 30 days, higher than 6.2% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 09-08-2025
   PublishedVulnerability first disclosed.
2. 12-08-2025
   Last modifiedVulnerability information updated.

Description

A vulnerability was found in TRENDnet TEW-822DRE FW103B02. It has been classified as problematic. This affects an unknown part of the component vsftpd. The manipulation leads to least privilege violation. Attacking locally is a requirement. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-266Incorrect Privilege AssignmentA product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
• CWE-272Least Privilege ViolationThe elevated privilege level required to perform operations such as chroot() should be dropped immediately after the operation is performed.