CVE-2023-32970

mediumpriority · track · 20EPSS 0.006 · 49 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.60% (49th) EPSS

CVSS 4.9 · medium

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-28

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to launch a denial-of-service (DoS) attack via a network. QES is not affected. We have already fixed the vulnerability in the following versions: QuTS hero h5.0.1.2515 build 20230907 and later QuTS hero h5.1.0.2453 build 20230708 and later QuTS hero h4.5.4.2476 build 20230728 and later QuTScloud c5.1.0.2498 and later QTS 5.1.0.2444 build 20230629 and later QTS 4.5.4.2467 build 20230718 and later

cvss

Technical severity, 0–10. One row per scoring source.

4.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 3.6

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hsecondary · security@qnapsecurity.com.twexploitability 1.2 · impact 3.6

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-476USprimary

affected products (13)

Products and version ranges known to be affected.

QNAP Systems Inc. QTS4.5.x → 4.5.4.2467 build 20230718enisa_euvdEU
QNAP Systems Inc. QTS5.1.x → 5.1.0.2444 build 20230629enisa_euvdEU
QNAP Systems Inc. QuTS heroh4.5.x → h4.5.4.2476 build 20230728enisa_euvdEU
QNAP Systems Inc. QuTS heroh5.0.x → h5.0.1.2515 build 20230907enisa_euvdEU
QNAP Systems Inc. QuTS heroh5.1.x → h5.1.0.2453 build 20230708enisa_euvdEU
QNAP Systems Inc. QuTScloudc5.x → c5.1.0.2498enisa_euvdEU
qnap qts4.5.1 → 4.5.4.2467nvdUScpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
qnap qts5.0.0.1716 → 5.0.1.2425nvdUScpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
qnap qts5.1.0 → 5.1.0.2444nvdUScpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
qnap quts heroh4.5.0 → h4.5.4.2476nvdUScpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
qnap quts heroh5.0.0 → h5.0.1.2515nvdUScpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
qnap quts heroh5.1.0 → h5.1.0.2424nvdUScpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
qnap qutscloudc5.0.0.1919 → c5.1.0.2498nvdUScpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2650QNAP NAS: Mehrere SchwachstellenDeutsch2023-10-15csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in QNAP NAS ausnutzen, um einen Denial of Service Angriff durchzuführen, beliebigen Programmcode auszuführen oder Informationen offenzulegen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-10-13modified 2026-06-17

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+8817 more

references (4)

External citations — patches, advisories, analysis.

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