CVE-2024-50388
Published: 06 December 2024
Summary
CVE-2024-50388 is a critical-severity Command Injection (CWE-77) vulnerability in Qnap Hybrid Backup Sync. Its CVSS base score is 9.5 (Critical).
Operationally, ranked in the top 7.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
An OS command injection vulnerability tracked as CVE-2024-50388 affects QNAP HBS 3 Hybrid Backup Sync. The flaw, assigned CWE-77 and CWE-78, permits unauthenticated remote command execution and carries a CVSS 4.0 score of 9.5 reflecting network attack vector, low complexity, and high impact across confidentiality, integrity, and availability.
Remote attackers can exploit the issue without authentication or user interaction to run arbitrary operating-system commands on the affected backup appliance. Successful exploitation grants full control over the target system, enabling data exfiltration, persistence, or further lateral movement within the network.
The vendor advisory QSA-24-41 states that the vulnerability is resolved in HBS 3 Hybrid Backup Sync version 25.1.1.673 and later; organizations should apply the update promptly. The associated EPSS score remains flat at 0.0793 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2024-45184
Vulnerability details
An OS command injection vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If exploited, the vulnerability could allow remote attackers to execute commands. We have already fixed the vulnerability in the following version: HBS 3 Hybrid Backup…
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Sync 25.1.1.673 and later
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.