CISA KEV · Known exploitedCritical

CVE-2022-27593

QNAP Photo Station

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

CVSS: 9.1
EPSS: 87.9%
CISA KEV: Listed
Published: 2022.09.08

PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability87.9%

Technical severityCVSS 9.1

Vulnerability overview

Affected product and versions

Product: QNAP Photo Station
Affected versions: unspecified, < 5.2.14, < 5.4.15, < 5.7.18, < 6.0.22, < 6.1.2
Fixed versions: 5.2.14, 5.4.15, 5.7.18, 6.0.22, 6.1.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply updates per vendor instructions.

Due date: 2022.09.29

1
Identify
Confirm that QNAP Photo Station and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE: CWE-610
KEV added: 2022.09.08
Ransomware use: 확인됨