CVE-2022-27593 (GCVE-0-2022-27593)
Vulnerability from cvelistv5 – Published: 2022-09-08 11:00 – Updated: 2025-10-21 23:15Title
DeadBolt Ransomware
Summary
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
Severity
10 (Critical)
SSVC
Exploitation: active
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2023-12-22 05:00 UTC
CWE
- CWE-610 - Externally Controlled Reference to a Resource in Another Sphere
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-22-24 | x_refsource_MISC |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| QNAP Systems Inc. | Photo Station |
Affected:
unspecified , < 6.1.2
(custom)
|
|
| QNAP Systems Inc. | Photo Station |
Affected:
unspecified , < 6.0.22
(custom)
|
|
| QNAP Systems Inc. | Photo Station |
Affected:
unspecified , < 5.7.18
(custom)
|
|
| QNAP Systems Inc. | Photo Station |
Affected:
unspecified , < 5.4.15
(custom)
|
|
| QNAP Systems Inc. | Photo Station |
Affected:
unspecified , < 5.2.14
(custom)
|
Date Public
2022-09-08 00:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: d0685790-e3ba-44e1-a19d-820513357b49
Exploited: Yes
Timestamps
First Seen: 2022-09-08
Asserted: 2022-09-08
Scope
Notes: QNAP Photo Station Externally Controlled Reference Vulnerability | Affected: QNAP / Photo Station | Description: Certain QNAP NAS running Photo Station with internet exposure contain an externally controlled reference to a resource vulnerability which can allow an attacker to modify system files. This vulnerability was observed being utilized in a Deadbolt ransomware campaign. | Required action: Apply updates per vendor instructions. | Due date: 2022-09-29 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://www.qnap.com/en/security-advisory/qsa-22-24; https://nvd.nist.gov/vuln/detail/CVE-2022-27593
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-610 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Photo Station |
| Due Date | 2022-09-29 |
| Date Added | 2022-09-08 |
| Vendorproject | QNAP |
| Vulnerabilityname | QNAP Photo Station Externally Controlled Reference Vulnerability |
| Knownransomwarecampaignuse | Known |
References
Created: 2026-10-02 08:09 CEST
| Updated: 2026-10-02 08:09 CEST
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 80167e9c-165f-4976-ad4e-07301ae75434
Exploited: Yes
Timestamps
First Seen: 2022-09-08
Asserted: 2022-09-08
Scope
Notes: DeadBolt Ransomware | Affected: QNAP / Photo Station | CVSS: 10.0 (CRITICAL) | EPSS: 0.87908 | Used in malware: yes | Not yet in CISA KEV: False
Evidence
Type: Public Report
Signal: Confirmed Compromise
Confidence: 70%
Source: previdian
Details
| Feed | Previdian (previdian.com) |
|---|---|
| Title | DeadBolt Ransomware |
| Cve Id | CVE-2022-27593 |
| Vendor | QNAP |
| Ghsa Id | None |
| Product | Photo Station |
| Added Date | 2022-09-08T00:00:00.000Z |
| Cvss Score | 10.0 |
| Epss Score | 0.87908 |
| Previous Ids | |
| Cvss Severity | CRITICAL |
| Virtual Patch | False |
| Cvss Estimated | False |
| Epss Percentile | 0.9976 |
| Used In Malware | yes |
| Vulnerability Id | CVE-2022-27593 |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
Created: 2026-10-02 09:11 CEST
| Updated: 2026-10-02 09:11 CEST
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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