How severe is CVE-2023-34972?

CVE-2023-34972 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-34972 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34972?

CVE-2023-34972 primarily affects Qnap Qts. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-34972?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-34972 published?

CVE-2023-34972 was published on 2023-08-24 and last updated on 2026-06-17.

CVE-2023-34972

CVE-2023-34972 is a low-severity vulnerability in Qnap Qts with a CVSS 3.x base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-319.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-319
Affected product: Qnap Qts
Published: 2023-08-24
Last modified: 2026-06-17

Description

A cleartext transmission of sensitive information vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to read the contents of unexpected sensitive data via unspecified vectors. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later

Frequently asked questions

What is CVE-2023-34972?: A cleartext transmission of sensitive information vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to read the contents of unexpected sensitive data via unspecified vectors. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
How severe is CVE-2023-34972?: CVE-2023-34972 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-34972 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34972?: CVE-2023-34972 primarily affects Qnap Qts. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-34972?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-34972 published?: CVE-2023-34972 was published on 2023-08-24 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-23-58

Affected products (2)

cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*

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