Stack Buffer Overflow in Surveillance Station
CVE-2020-2501

9.8CRITICAL

Key Information:

Vendor
QNAP
Status
Surveillance Station
Vendor
CVE Published:
17 February 2021

Badges

👾 Exploit Exists

Summary

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)

Affected Version(s)

Surveillance Station ARM CPU NAS (32bit OS) and x86 CPU NAS (32bit OS) . < 5.1.5.3.3

Surveillance Station ARM CPU NAS (64bit OS) and x86 CPU NAS (64bit OS) < 5.1.5.4.3

References

https://www.qnap.com/en/security-advisory/qsa-21-07
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

An independent security researcher reported this vulnerability to SSD Secure Disclosure
.