SB2025060953 - Remote code execution in QNAP QES
Published: June 9, 2025
Security Bulletin ID
SB2025060953
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Race condition (CVE-ID: CVE-2024-6387)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a race condition in portable version of sshd. A remote non-authenticated attacker can send a series of requests in order to trigger a race condition and execute arbitrary code on the system.
Remediation
Install update from vendor's website.