CVE-2022-27593
DeadBolt Ransomware
- Published
- Updated
- Reserved
- Assigned by
- qnap
Description
An externally controlled reference to a resource vulnerability has been reported to affect QNAP NAS running Photo Station. If exploited, This could allow an attacker to modify system files. We have already fixed the vulnerability in the following versions: QTS 5.0.1: Photo Station 6.1.2 and later QTS 5.0.0/4.5.x: Photo Station 6.0.22 and later QTS 4.3.6: Photo Station 5.7.18 and later QTS 4.3.3: Photo Station 5.4.15 and later QTS 4.2.6: Photo Station 5.2.14 and later
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as QNAP Photo Station Externally Controlled Reference Vulnerability.
- Added
- 8 Sept 2022
- Fix due (US federal)
- 29 Sept 2022
- Used by ransomware
- Known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qnapCNA (assigner) | 3.1 | Critical10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
- EPSS (exploitation in 30 days)
- 87.9% · top 0.2% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.
Weakness
Affected products
QNAP Systems Inc. · Photo Station
- affected unspecified – < 6.1.2
QNAP Systems Inc. · Photo Station
- affected unspecified – < 6.0.22
QNAP Systems Inc. · Photo Station
- affected unspecified – < 6.0.22
QNAP Systems Inc. · Photo Station
- affected unspecified – < 5.7.18
QNAP Systems Inc. · Photo Station
- affected unspecified – < 5.4.15
QNAP Systems Inc. · Photo Station
- affected unspecified – < 5.2.14
What to do
Solution: QNAP have already fixed the vulnerability in the following versions: QTS 5.0.1: Photo Station 6.1.2 and later QTS 5.0.0/4.5.x: Photo Station 6.0.22 and later QTS 4.3.6: Photo Station 5.7.18 and later QTS 4.3.3: Photo Station 5.4.15 and later QTS 4.2.6: Photo Station 5.2.14 and later
References (2)
- https://www.qnap.com/en/security-advisory/qsa-22-24 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27593 (opens in a new tab)government-resource
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)
- CISA KEV catalog (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-2022-27593)Record last updated .