THREATPORT/VULNERABILITY/CVE-2023-23368
CRITICAL SEVERITY

CVE-2023-23368

Qts vulnerability

CVSS
9.8
EPSS
18.8%
EPSS pct
97th
Exploited
No known
An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2376 build 20230421 and later QTS 4.5.4.2374 build 20230416 and later QuTS hero h5.0.1.2376 build 20230421 and later QuTS hero h4.5.4.2374 build 20230417 and later QuTScloud c5.0.1.2374 and later
Affected vendor
Qnap
Affected product
Qts
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-78 — OS Command Injection
Published
2023-11-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 18.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2023-23368

  • Confirm whether Qnap Qts is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2023-23368.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-23368

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2023-23368 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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