CVE Explorer
CVE-2025-62850
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following versions:
QuTS hero h5.2.9.3410 build 20260214 and later
QuTS hero h5.3.4.3500 build 20260520 and later
QuTS hero h6.0.0.3459 build 20260409 and later
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"QuTS hero","vendor":"QNAP Systems Inc.","versions":[{"lessThan":"h5.2.9.3410 build 20260214","status":"affected","version":"h5.2.0","versionType":"custom"},{"lessThan":"h5.3.4.3500 build 20260520","status":"affected","version":"h5.3.0","versionType":"custom"},{"lessThan":"h6.0.0.3459 build 20260409","status":"affected","version":"?","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:f1c72ee8263c0869d0f842924f007126d2c88d575a04924b5a1fbc9a31244c6e · sha256:e0ea172435f1a5d5… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","exploitMaturity":"UNREPORTED","privilegesRequired":"HIGH","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:f1c72ee8263c0869d0f842924f007126d2c88d575a04924b5a1fbc9a31244c6e · sha256:e0ea172435f1a5d5… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-476","description":"CWE-476","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:f1c72ee8263c0869d0f842924f007126d2c88d575a04924b5a1fbc9a31244c6e · sha256:e0ea172435f1a5d5… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://www.qnap.com/en/security-advisory/qsa-26-38"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:f1c72ee8263c0869d0f842924f007126d2c88d575a04924b5a1fbc9a31244c6e · sha256:e0ea172435f1a5d5… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.