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CRITICAL · 9.8

CVE-2021-34344

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 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

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
QnapQusbcam2< 1.1.4
QnapQts4.3.6
QnapQuts Heroh4.5.3

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2021-34344?

CVE-2021-34344 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 ...

How severe is CVE-2021-34344?

CVE-2021-34344 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-34344?

Check the references section above for vendor advisories and patch information. Affected products include: Qnap Qusbcam2, Qnap Qts, Qnap Quts Hero.