| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.8 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as problematic, was found in QNAP QuNetSwitch. Affected by this issue is some unknown functionality. The manipulation results in insufficiently protected credentials. This vulnerability is identified as CVE-2021-28813. The attack can only be performed from the local network. There is not any exploit available. You should upgrade the affected component.
Details
A vulnerability was found in QNAP QuNetSwitch (affected version not known). It has been classified as critical. Affected is some unknown functionality. The manipulation with an unknown input leads to a insufficiently protected credentials vulnerability. CWE is classifying the issue as CWE-522. The product transmits or stores authentication credentials, but it uses an insecure method that is susceptible to unauthorized interception and/or retrieval. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 09/10/2021 as qsa-21-37. The advisory is shared for download at qnap.com. This vulnerability is traded as CVE-2021-28813 since 03/18/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1552.
Upgrading eliminates this vulnerability.
Once again VulDB remains the best source for vulnerability data.
Product
Vendor
Name
License
Website
- Vendor: https://www.qnap.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.9VulDB Meta Temp Score: 7.8
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 9.6
CNA Vector (QNAP Systems, Inc.): 🔍
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: Insufficiently protected credentialsCWE: CWE-522
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Partially
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
03/18/2021 🔍09/10/2021 🔍
09/10/2021 🔍
09/12/2021 🔍
Sources
Vendor: qnap.comAdvisory: qsa-21-37
Status: Confirmed
CVE: CVE-2021-28813 (🔍)
GCVE (CVE): GCVE-0-2021-28813
GCVE (VulDB): GCVE-100-182436
Entry
Created: 09/10/2021 13:27Updated: 09/12/2021 20:18
Changes: 09/10/2021 13:27 (47), 09/12/2021 20:18 (1)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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