{"id":"CVE-2023-0669","kind":"vulnerability","aliases":["CVE-2023-0669"],"related":[],"title":"fortra goanywhere managed file transfer: Fortra (formerly, HelpSystems) GoAnywhere MFT suffers from a pre-authentication command injection vulnerability in…","description":"Fortra (formerly, HelpSystems) GoAnywhere MFT contains a pre-authentication remote code execution vulnerability in the License Response Servlet due to deserializing an attacker-controlled object.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Fortra GoAnywhere MFT, a managed file transfer server, has a flaw in its License Response Servlet that deserializes attacker-supplied objects. An unauthenticated attacker on the internet can run code on the server, and CISA lists it as exploited in the wild, with ransomware use tagged.","severity":"critical","cvss":7.2,"epss":null,"exploited":true,"exploited_at":"2023-02-10T00:00:00+00:00","products":[{"name":"Fortra GoAnywhere MFT","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"fortra goanywhere managed file transfer","fixed":["7.1.2"],"affected":"< 7.1.2","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","file-transfer","goanywhere-mft","infrastructure","ransomware","self-hosted"],"not_affected_if":["managed-hosting"],"how_to_check":null,"fix":"Apply the vendor update per Fortra's instructions; the specific fixed version is not stated in the sources.","status":"open","published_at":"2023-02-06T20:15:14+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:08:43+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"infrastructure","confidence":0.7,"triage":{"at":"2026-10-23T21:08:43Z","model":"claude-haiku-5-5","output":{"fix":"Apply the vendor update per Fortra's instructions; the specific fixed version is not stated in the sources.","reach":"internet","impact":"high","summary":"Fortra GoAnywhere MFT, a managed file transfer server, has a flaw in its License Response Servlet that deserializes attacker-supplied objects. An unauthenticated attacker on the internet can run code on the server, and CISA lists it as exploited in the wild, with ransomware use tagged.","category":"infrastructure","who_cares":["goanywhere-mft","self-hosted","file-transfer"],"confidence":0.7,"needs_auth":"no","worst_case":"Unauthenticated attacker runs code on the file transfer server","analyst_note":"Find the fixed GoAnywhere MFT versions and a detection method for the License Response Servlet at https://www.fortra.com and the CISA KEV entry.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["managed-hosting"],"user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.000472,"input_tokens":2831,"output_tokens":378,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-0669':22A,25A '-2023':21A,24A 'action':122C 'appli':123C 'attack':65B,70B,117C 'attacker-control':116C 'attacker-suppli':64B 'authent':16A,102C 'cisa':81B,120C 'code':76B,104C 'command':17A 'contain':98C 'control':118C 'cve':20A,23A 'deseri':63B,114C 'due':112C 'execut':105C 'exploit':34B,85B 'file':4A,32A,36B,51B 'file-transf':35B 'flaw':56B 'former':7A,94C 'fortra':1A,6A,26A,29A,46B,93C 'goanywher':2A,9A,39B,47B,96C 'goanywhere':27A,30A 'goanywhere-mft':38B 'helpsystem':8A,95C 'host':45B 'infrastructur':41B 'inject':18A 'instruct':127C 'internet':73B 'licens':59B,109C 'list':82B 'manag':3A,50B 'managed':31A 'mft':10A,28A,40B,48B,97C 'object':67B,119C 'per':125C 'pre':15A,101C 'pre-authent':14A,100C 'ransomwar':42B,90B 'remot':103C 'requir':121C 'respons':60B,110C 'run':75B 'self':44B 'self-host':43B 'server':53B,79B 'servlet':61B,111C 'suffer':11A 'suppli':66B 'tag':92B 'transfer':5A,33A,37B,52B 'unauthent':69B 'updat':124C 'use':91B 'vendor':126C 'vulner':19A,106C 'wild':88B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2023-02-06T20:15:14+00:00","kev":{"dateAdded":"2023-02-10","dueDate":"2023-03-03","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Known"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2023-0669","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-0669","severity":null,"published_at":"2023-02-10T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T20:35:35+00:00","note":null},{"source":"nvd","external_id":"CVE-2023-0669","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0669","severity":null,"published_at":"2023-02-06T20:15:14+00:00","modified_at":"2026-08-06T05:16:38+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}