CVE-2021-34344

CRITICAL

QNAP QUSBCam2 < 1.1.4 - Stack Buffer Overflow

Title source: llm
STIX 2.1

Description

A stack buffer overflow vulnerability has been reported to affect QNAP device running QUSBCam2. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QUSBCam2: QTS 4.5.4: QUSBCam2 1.1.4 ( 2021/07/30 ) and later QTS 5.0: QUSBCam2 2.0.1 ( 2021/08/03 ) and later QTS 4.3.6: QUSBCam2 1.1.4 ( 2021/07/30 ) and later QTS 4.3.3: QUSBCam2 1.1.4 ( 2021/08/06 ) and later QuTS hero 4.5.3: QUSBCam2 1.1.4 ( 2021/07/30 ) and later

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.qnap.com/en/security-advisory/qsa-21-34

Scores

CVSS v3 9.8
EPSS 0.0055
EPSS Percentile 68.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
qnap/qusbcam2 < 1.1.4
Published Sep 10, 2021
Tracked Since Feb 18, 2026