| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.5 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in QNAP QTS and QuTS hero. Affected is an unknown function. Such manipulation leads to format string. This vulnerability is listed as CVE-2024-50399. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.
Details
A vulnerability, which was classified as problematic, has been found in QNAP QTS and QuTS hero (unknown version). Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a format string vulnerability. Using CWE to declare the problem leads to CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. Impacted is confidentiality, integrity, and availability. CVE summarizes:
A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained administrator access to obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.1.2930 build 20241025 and later QuTS hero h5.2.1.2929 build 20241025 and later
The weakness was presented by Anh Nguyen Le Quoc as qsa-24-43. The advisory is available at qnap.com. This vulnerability is handled as CVE-2024-50399 since 10/24/2024. The exploitation is known to be difficult. The attack may be launched remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not available.
Upgrading eliminates this vulnerability.
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Product
Type
Vendor
Name
License
Website
- Vendor: https://www.qnap.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍
CVSSv3
VulDB Meta Base Score: 5.6VulDB Meta Temp Score: 5.5
VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.2
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Format stringCWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
10/24/2024 🔍11/22/2024 🔍
11/22/2024 🔍
09/23/2025 🔍
Sources
Vendor: qnap.comAdvisory: qsa-24-43
Researcher: Anh Nguyen Le Quoc
Status: Confirmed
CVE: CVE-2024-50399 (🔍)
GCVE (CVE): GCVE-0-2024-50399
GCVE (VulDB): GCVE-100-285878
Entry
Created: 11/22/2024 17:33Updated: 09/23/2025 16:23
Changes: 11/22/2024 17:33 (67), 09/23/2025 16:23 (12)
Complete: 🔍
Cache ID: 216::103
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