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CVE-2023-23367

21
FAUCET Score

CVE-2023-23367 is an OS command injection vulnerability impacting QNAP QTS, QuTS hero, and QuTScloud operating systems. This high-severity vulnerability (CVSS 7.2) allows authenticated administrators to execute arbitrary commands remotely over the network, potentially leading to full compromise of the affected system. While no active exploitation, public exploit code, or significant community discussion has been observed, QNAP has released patches in QTS 5.0.1.2376 build 20230421+, QuTS hero h5.0.1.2376 build 20230421+, and QuTScloud c5.1.0.2498+ to address this flaw.

Impacted Technologies

VendorProductVersion(s)CPE
5.0.0.1716CPE matchmatch criteria
cpe:2.3:o:qnap:qts:5.0.0.1716:build_20210701:*:*:*:*:*:*
5.0.0.1785CPE matchmatch criteria
cpe:2.3:o:qnap:qts:5.0.0.1785:build_20210908:*:*:*:*:*:*
5.0.0.1808CPE matchmatch criteria
cpe:2.3:o:qnap:qts:5.0.0.1808:build_20211001:*:*:*:*:*:*
5.0.0.1828CPE matchmatch criteria
cpe:2.3:o:qnap:qts:5.0.0.1828:build_20211020:*:*:*:*:*:*
5.0.0.1837CPE matchmatch criteria
cpe:2.3:o:qnap:qts:5.0.0.1837:build_20211029:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.7MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
1.2
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.50%
Probability of exploitation in next 30 days
EPSS Percentile
71.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0150 is in the 65th percentile among its peer group of 5,537 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

qnap.com / en/security-advisory/qsa-23-24
Vendor Advisory