CVE-2022-27600
QTS, QuTS hero, QuTScloud
- Published
- Updated
- Reserved
- Assigned by
- qnap
Description
An uncontrolled resource consumption vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2277 and later QTS 4.5.4.2280 build 20230112 and later QuTS hero h5.0.1.2277 build 20230112 and later QuTS hero h4.5.4.2374 build 20230417 and later QuTScloud c5.0.1.2374 and later
Timeline
ID reserved
By qnap
- 3 years later
· 3 years later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qnapCNA (assigner) | 3.1 | Medium6.8 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H |
| NVDNVD · Analyzed | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.59% · top 52% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
- affected 5.0.x – < 5.0.1.2277
- affected 4.5.x – < 4.5.4.2280 build 20230112
- affected h5.0.x – < h5.0.1.2277 build 20230112
- affected h4.5.x – < h4.5.4.2374 build 20230417
- affected c5.x.x – < c5.0.1.2374
What to do
Solution: We have already fixed the vulnerability in the following versions: QTS 5.0.1.2277 and later QTS 4.5.4.2280 build 20230112 and later QuTS hero h5.0.1.2277 build 20230112 and later QuTS hero h4.5.4.2374 build 20230417 and later QuTScloud c5.0.1.2374 and later
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-27600)Record last updated .