{"cve":{"cve_id":"CVE-2022-27593","is_kev":true,"kev_date_added":"2022-09-08","kev_vendor_project":"QNAP","kev_product":"Photo Station","kev_vulnerability_name":"QNAP Photo Station Externally Controlled Reference Vulnerability","kev_short_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.","kev_required_action":"Apply updates per vendor instructions.","kev_due_date":"2022-09-29","kev_known_ransomware":true,"kev_notes":"https://www.qnap.com/en/security-advisory/qsa-22-24;  https://nvd.nist.gov/vuln/detail/CVE-2022-27593","kev_cwes":["CWE-610"],"epss_score":0.87908,"epss_percentile":0.99741,"epss_as_of":"2026-06-23","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","published_at":"2022-09-08T11:00:15.069000Z","last_modified_at":null,"cvss_v3_score":10.0,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"partial","cwes":["CWE-610"],"nvd_references":["https://www.qnap.com/en/security-advisory/qsa-22-24"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-29T01:01:26.728167Z"},"effective_severity":"CRITICAL","badges":["kev","ransomware","poc","epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"L","value_label":"Low"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"qnap-systems-inc.","vendor_name":"QNAP Systems Inc.","product_slug":"photo-station","product_name":"Photo Station","version_start":"unspecified","version_start_inclusive":true,"version_end":"6.1.2","version_end_inclusive":false,"cpe23_uri":"cve5:qnap-systems-inc.:photo-station:unspecified:6.1.2"},{"vendor_slug":"qnap-systems-inc.","vendor_name":"QNAP Systems Inc.","product_slug":"photo-station","product_name":"Photo Station","version_start":"unspecified","version_start_inclusive":true,"version_end":"6.0.22","version_end_inclusive":false,"cpe23_uri":"cve5:qnap-systems-inc.:photo-station:unspecified:6.0.22"},{"vendor_slug":"qnap-systems-inc.","vendor_name":"QNAP Systems Inc.","product_slug":"photo-station","product_name":"Photo Station","version_start":"unspecified","version_start_inclusive":true,"version_end":"5.7.18","version_end_inclusive":false,"cpe23_uri":"cve5:qnap-systems-inc.:photo-station:unspecified:5.7.18"},{"vendor_slug":"qnap-systems-inc.","vendor_name":"QNAP Systems Inc.","product_slug":"photo-station","product_name":"Photo Station","version_start":"unspecified","version_start_inclusive":true,"version_end":"5.4.15","version_end_inclusive":false,"cpe23_uri":"cve5:qnap-systems-inc.:photo-station:unspecified:5.4.15"},{"vendor_slug":"qnap-systems-inc.","vendor_name":"QNAP Systems Inc.","product_slug":"photo-station","product_name":"Photo Station","version_start":"unspecified","version_start_inclusive":true,"version_end":"5.2.14","version_end_inclusive":false,"cpe23_uri":"cve5:qnap-systems-inc.:photo-station:unspecified:5.2.14"}],"exploit_refs":[{"source":"nuclei","kind":"nuclei","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-27593.yaml","title":"QNAP QTS Photo Station External Reference - Local File Inclusion","author":"allenwest24","disclosed_at":null}],"news":[],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-22-24","source_type":"MISC","tags":[]}],"timeline":[{"type":"cisa_reported","at":"2022-09-08T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"published","at":"2022-09-08T11:00:15.069000Z","label":"CVE published","source":null},{"type":"poc_available","at":"2026-06-24T00:29:48.638073Z","label":"Public PoC available","source":"nuclei"},{"type":"cvss_changed","at":"2026-06-28T17:22:00.550865Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:22:00.550865Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:22:00.550865Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:01:26.728167Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:01:26.728167Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:01:26.728167Z","label":"SSVC decision revised","source":"vulnrichment"}]}