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CVE-2022-27593

Warning

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

Data is provided by the National Vulnerability Database (NVD)
Qnap ≫ Photo Station Version < 5.2.14
   Qnap ≫ Qts Version4.2.6
Qnap ≫ Photo Station Version < 5.4.15
   Qnap ≫ Qts Version4.3.3
Qnap ≫ Photo Station Version < 5.7.18
   Qnap ≫ Qts Version4.3.6
Qnap ≫ Photo Station Version < 6.0.22
   Qnap ≫ Qts Version >= 4.5.1 <= 4.5.4.2012
   Qnap ≫ Qts Version5.0.0
Qnap ≫ Photo Station Version < 6.1.2
   Qnap ≫ Qts Version5.0.1

08.09.2022: CISA Known Exploited Vulnerabilities (KEV) Catalog

QNAP Photo Station Externally Controlled Reference Vulnerability

Vulnerability

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.

Description

Apply updates per vendor instructions.

Required actions
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 93.42% 0.998
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.1 3.9 5.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
security@qnapsecurity.com.tw 10 3.9 6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
CWE-610 Externally Controlled Reference to a Resource in Another Sphere

The product uses an externally controlled name or reference that resolves to a resource that is outside of the intended control sphere.