CVE-2025-62858
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk31th percentile - higher than 31% of all known CVEs
Summary
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. A remote attacker with an administrator account can exploit this vulnerability to modify memory or crash processes.
Risk Assessment
This vulnerability poses a significant risk to organizations as it allows remote attackers to gain control over the system and destabilize its operation.
Recommendation
It is recommended to update to the latest versions of QTS and QuTS hero that include fixes for this vulnerability.
Original NVD description (English source)
A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3410 build 20260214 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3397 build 20260206 and later