CVE-2021-34346

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 10-09-2021 06:15

Last modified: - 10-02-2022 08:45

Total changes: - 4

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

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Low

Attack complexity

Network

Attack vector

High

Availability

High

Confidentiality

High

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

9.8

Base score

3.9

5.9

Exploitability score

Impact score

Verification logic

AND

vendor=qnap AND product=nvr_storage_expansion_firmware AND versionEndExcluding=1.0.6

vendor=qnap AND product=nvr_storage_expansion AND version=-

Reference

N/A-Vendor Advisory

Keywords

CVE-2021-34346

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-34346

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures