CVE-2021-28797
CRITICALQNAP Surveillance Station < 5.1.5.3.3 - Stack-based Buffer Overflow
Title source: llmDescription
A stack-based buffer overflow vulnerability has been reported to affect QNAP NAS devices running Surveillance Station. If exploited, this vulnerability allows attackers to execute arbitrary code. QNAP have already fixed this vulnerability in the following versions: Surveillance Station 5.1.5.4.3 (and later) for ARM CPU NAS (64bit OS) and x86 CPU NAS (64bit OS) Surveillance Station 5.1.5.3.3 (and later) for ARM CPU NAS (32bit OS) and x86 CPU NAS (32bit OS)
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.qnap.com/en/security-advisory/qsa-21-07
Scores
CVSS v3
9.8
EPSS
0.0130
EPSS Percentile
79.9%
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-121
CWE-787
Status
published
Products (1)
qnap/surveillance_station
< 5.1.5.3.3
Published
Apr 14, 2021
Tracked Since
Feb 18, 2026