{"id":"CVE-2021-22899","kind":"vulnerability","aliases":["CVE-2021-22899"],"related":[],"title":"Ivanti Pulse Connect Secure: Ivanti Pulse Connect Secure Command Injection Vulnerability","description":"Ivanti Pulse Connect Secure contains a command injection vulnerability that allows remote authenticated users to perform remote code execution via Windows File Resource Profiles.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Ivanti Pulse Connect Secure has a command injection flaw in its Windows File Resource Profiles feature. An authenticated remote user can run arbitrary commands on the appliance.","severity":"high","cvss":8.8,"epss":0.22915,"exploited":true,"exploited_at":"2021-11-03T00:00:00+00:00","products":[{"name":"Ivanti Pulse Connect Secure","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","ivanti","pulse-connect-secure","vendor","vpn"],"not_affected_if":["no-windows-file-resource-profiles","not-pulse-connect-secure"],"how_to_check":null,"fix":"Apply the update per Ivanti's vendor instructions. Exact fixed version: unknown","status":"open","published_at":"2021-05-27T12:15:07+00:00","first_seen_at":"2026-10-23T19:11:53+00:00","triaged_at":"2026-10-23T21:41:30+00:00","updated_at":"2026-10-23T21:57:34+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-10-23T21:41:30Z","model":"claude-haiku-5-5","output":{"fix":"Apply the update per Ivanti's vendor instructions. Exact fixed version: unknown","reach":"internet","impact":"high","summary":"Ivanti Pulse Connect Secure has a command injection flaw in its Windows File Resource Profiles feature. An authenticated remote user can run arbitrary commands on the appliance.","category":"vendor","who_cares":["ivanti","pulse-connect-secure","vpn"],"confidence":0.6,"needs_auth":"yes","worst_case":"Authenticated user runs arbitrary commands on the VPN appliance","analyst_note":"Confirm affected and fixed versions and the Windows File Resource Profiles config check from Ivanti's advisory; the sources here give none.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["no-windows-file-resource-profiles","not-pulse-connect-secure"],"user_interaction":"no","needs_special_setup":"yes","severity_if_unknown":"high"},"cost_usd":0.000458,"input_tokens":2853,"output_tokens":345,"severity_before":"unknown"},"analyst_status":"queued","analyst_note":"Confirm affected and fixed versions and the Windows File Resource Profiles config check from Ivanti's advisory; the sources here give none.","search":"'-2021':13A,16A '-22899':14A,17A 'action':83C 'allow':67C 'appli':84C 'applianc':56B 'arbitrari':52B 'authent':47B,69C 'cisa':81C 'code':74C 'command':9A,36B,53B,63C 'connect':3A,7A,20A,26B,32B,59C 'contain':61C 'cve':12A,15A 'execut':75C 'exploit':22B 'featur':45B 'file':42B,78C 'flaw':38B 'inject':10A,37B,64C 'instruct':88C 'ivanti':1A,5A,18A,23B,30B,57C 'per':86C 'perform':72C 'profil':44B,80C 'puls':2A,6A,25B,31B,58C 'pulse':19A 'pulse-connect-secur':24B 'remot':48B,68C,73C 'requir':82C 'resourc':43B,79C 'run':51B 'secur':4A,8A,27B,33B,60C 'secure':21A 'updat':85C 'user':49B,70C 'vendor':28B,87C 'via':76C 'vpn':29B 'vulner':11A,65C 'window':41B,77C","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2021-05-27T12:15:07+00:00","kev":{"dateAdded":"2021-11-03","dueDate":"2022-05-03","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2021-22899","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-22899","severity":null,"published_at":"2021-11-03T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:53+00:00","fetched_at":"2026-10-25T11:39:18+00:00","note":null},{"source":"epss","external_id":"CVE-2021-22899","url":"https://api.first.org/data/v1/epss?cve=CVE-2021-22899","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:43+00:00","fetched_at":"2026-10-23T19:13:43+00:00","note":null},{"source":"nvd","external_id":"CVE-2021-22899","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22899","severity":null,"published_at":"2021-05-27T12:15:07+00:00","modified_at":"2026-06-17T03:37:58+00:00","first_seen_at":"2026-10-23T21:57:34+00:00","fetched_at":"2026-10-23T21:57:34+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"}