{"cve":{"cve_id":"CVE-2022-43443","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.0079,"epss_percentile":0.51467,"epss_as_of":"2026-06-23","description":"OS command injection vulnerability in Buffalo network devices allows an network-adjacent attacker to execute an arbitrary OS command if a specially crafted request is sent to the management page.","published_at":"2022-12-19T00:00:00Z","last_modified_at":null,"cvss_v3_score":8.0,"cvss_v3_vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"total","cwes":["CWE-78"],"nvd_references":["https://www.buffalo.jp/news/detail/20240131-01.html","https://jvn.jp/en/vu/JVNVU97099584/"],"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":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-29T01:21:07.499748Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"A","value_label":"Adjacent"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"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":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wcr-1166ds","product_name":"WCR-1166DS","version_start":"firmware Ver. 1.34 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.34 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wcr-1166ds:firmware Ver. 1.34 and earlier:firmware Ver. 1.34 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-1166dhp","product_name":"WSR-1166DHP","version_start":"firmware Ver. 1.16 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.16 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-1166dhp:firmware Ver. 1.16 and earlier:firmware Ver. 1.16 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-1166dhp2","product_name":"WSR-1166DHP2","version_start":"firmware Ver. 1.17 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.17 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-1166dhp2:firmware Ver. 1.17 and earlier:firmware Ver. 1.17 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhp","product_name":"WSR-2533DHP","version_start":"firmware Ver. 1.08 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.08 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhp:firmware Ver. 1.08 and earlier:firmware Ver. 1.08 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhp2","product_name":"WSR-2533DHP2","version_start":"firmware Ver. 1.22 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.22 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhp2:firmware Ver. 1.22 and earlier:firmware Ver. 1.22 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhp3","product_name":"WSR-2533DHP3","version_start":"firmware Ver. 1.26 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.26 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhp3:firmware Ver. 1.26 and earlier:firmware Ver. 1.26 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhpl","product_name":"WSR-2533DHPL","version_start":"firmware Ver. 1.08 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.08 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhpl:firmware Ver. 1.08 and earlier:firmware Ver. 1.08 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhpl2","product_name":"WSR-2533DHPL2","version_start":"firmware Ver. 1.03 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.03 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhpl2:firmware Ver. 1.03 and earlier:firmware Ver. 1.03 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhplb","product_name":"WSR-2533DHPLB","version_start":"firmware Ver. 1.05","version_start_inclusive":true,"version_end":"firmware Ver. 1.05","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhplb:firmware Ver. 1.05:firmware Ver. 1.05"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-2533dhpls","product_name":"WSR-2533DHPLS","version_start":"firmware Ver. 1.07 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.07 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-2533dhpls:firmware Ver. 1.07 and earlier:firmware Ver. 1.07 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-3200ax4b","product_name":"WSR-3200AX4B","version_start":"firmware Ver. 1.25","version_start_inclusive":true,"version_end":"firmware Ver. 1.25","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-3200ax4b:firmware Ver. 1.25:firmware Ver. 1.25"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-3200ax4s","product_name":"WSR-3200AX4S","version_start":"firmware Ver. 1.26 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.26 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-3200ax4s:firmware Ver. 1.26 and earlier:firmware Ver. 1.26 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-a2533dhp2","product_name":"WSR-A2533DHP2","version_start":"firmware Ver. 1.22 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.22 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-a2533dhp2:firmware Ver. 1.22 and earlier:firmware Ver. 1.22 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wsr-a2533dhp3","product_name":"WSR-A2533DHP3","version_start":"firmware Ver. 1.26 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.26 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wsr-a2533dhp3:firmware Ver. 1.26 and earlier:firmware Ver. 1.26 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wxr-11000xe12","product_name":"WXR-11000XE12","version_start":"firmware Ver. 1.10 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.10 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wxr-11000xe12:firmware Ver. 1.10 and earlier:firmware Ver. 1.10 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wxr-5700ax7b","product_name":"WXR-5700AX7B","version_start":"firmware Ver. 1.27 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.27 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wxr-5700ax7b:firmware Ver. 1.27 and earlier:firmware Ver. 1.27 and earlier"},{"vendor_slug":"buffalo-inc.","vendor_name":"BUFFALO INC.","product_slug":"wxr-5700ax7s","product_name":"WXR-5700AX7S","version_start":"firmware Ver. 1.27 and earlier","version_start_inclusive":true,"version_end":"firmware Ver. 1.27 and earlier","version_end_inclusive":true,"cpe23_uri":"cve5:buffalo-inc.:wxr-5700ax7s:firmware Ver. 1.27 and earlier:firmware Ver. 1.27 and earlier"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.buffalo.jp/news/detail/20240131-01.html","source_type":"MISC","tags":[]},{"url":"https://jvn.jp/en/vu/JVNVU97099584/","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2022-12-19T00:00:00Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:24:10.832026Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:21:07.499748Z","label":"SSVC decision revised","source":"vulnrichment"}]}