All vulnerabilities
CVE-2022-27593

QNAP Photo Station Externally Controlled Reference Vulnerability

QNAP Photo StationApplications & CMS
Open in ThreatlineRecord JSON
CVSS
10.0Critical
ExploitationExploited in the wildAdded to KEV 8 Sep 2022. Known ransomware useCISA KEV
Exploit odds (EPSS)87.9%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in6.1.2Also 6.0.22, 5.7.18 and 2 moreCVE List
Federal deadline29 Sep 2022Remediation due date for US federal agenciesCISA KEV
CISA required actionApply updates per vendor instructions. CISA KEV

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 8 Sep 2022, 11:00 UTCPublishedCVE List
  2. 8 Sep 2022Added to CISA KEVCISA KEV

Public exploit code and templates 1

  • Scanner templateQNAP QTS Photo Station External Reference - Local File InclusionNuclei

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

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.

Text from CVE List

Affected versions 5

  • Photo Stationaffected: unspecified before 6.1.2CVE List
  • Photo Stationaffected: unspecified before 6.0.22CVE List
  • Photo Stationaffected: unspecified before 5.7.18CVE List
  • Photo Stationaffected: unspecified before 5.4.15CVE List
  • Photo Stationaffected: unspecified before 5.2.14CVE List

References 3