CVE-2021-34346

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

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.qnap.com/en/security-advisory/qsa-21-36	Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-21-36	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:qnap:nvr_storage_expansion_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:qnap:nvr_storage_expansion:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:10

Type	Values Removed	Values Added
References	~~() https://www.qnap.com/en/security-advisory/qsa-21-36 - Vendor Advisory~~	() https://www.qnap.com/en/security-advisory/qsa-21-36 - Vendor Advisory

Information

Published : 2021-09-10 04:15

Updated : 2024-11-21 06:10

NVD link : CVE-2021-34346

Mitre link : CVE-2021-34346

CVE.ORG link : CVE-2021-34346

JSON object : View

Products Affected

qnap

nvr_storage_expansion_firmware
nvr_storage_expansion

CWE

CWE-787

Out-of-bounds Write

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