CVE-2021-34346
Critical
Description
A stack buffer overflow vulnerability has been reported to affect QNAP device running NVR Storage Expansion. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of NVR Storage Expansion: NVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later
SeverityCritical
CVSS9.8
Exploit probability—
Product
Qnap Nvr Storage Expansion Firmware
PublishedSep 10, 2021
First seenSep 10, 2021
Weakness typeCWE-787Out-of-bounds write
How to fix
Update
- qnap nvr_storage_expansion_firmware1.0.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qnap nvr_storage_expansion_firmware | v < 1.0.6 | 1.0.6 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.