{"id":"CVE-2023-24489","published":"2023-07-10T22:15:09Z","modified":"2026-06-17T05:39:22Z","title":"Citrix Content Collaboration ShareFile Improper Access Control Vulnerability","vendor":"Citrix","product":"Content Collaboration","tier":"core","eol":null,"description":{"text":"A vulnerability has been discovered in the customer-managed ShareFile storage zones controller which, if exploited, could allow an unauthenticated attacker to remotely compromise the customer-managed ShareFile storage zones controller.","provenance":"source","from":"NVD"},"summary":{"text":"A vulnerability in the customer-managed ShareFile storage zones controller, part of Citrix Content Collaboration, is an improper access control flaw. An unauthenticated attacker with network access can remotely compromise the controller, with no user interaction or special configuration required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:11:47Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.97343,"percentile":0.99897,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2023-08-16","dueDate":"2023-09-06","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","notes":"https://support.citrix.com/article/CTX559517/sharefile-storagezones-controller-security-update-for-cve202324489;  https://nvd.nist.gov/vuln/detail/CVE-2023-24489","provenance":"source"},"vulncheckKev":{"dateAdded":"2023-07-26","exploitedFirstSeen":"2023-07-26","ransomware":true,"evidence":[{"url":"https://www.greynoise.io/blog/introducing-cve-2023-24489-a-critical-citrix-sharefile-rce-vulnerability","date":"2023-07-26"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2023-08-16"},{"url":"https://25491742.fs1.hubspotusercontent-eu1.net/hubfs/25491742/WAZAWAKA_TLPCLEAR_Report.pdf","date":"2023-12-20"},{"url":"https://www.ptsecurity.com/ru-ru/research/analytics/aktualnye-kiberugrozy-dlya-organizacij-itogi-2023-goda/","date":"2024-04-22"},{"url":"https://www.rapid7.com/globalassets/_pdfs/research/rapid7_2024_attack_intelligence_report.pdf","date":"2024-05-21"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-08-23&host_type=src&vulnerability=cve-2023-24489","date":"2024-08-23"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-09-27&host_type=src&vulnerability=cve-2023-24489","date":"2024-09-27"},{"url":"https://app.crowdsec.net/cti/cve-explorer/CVE-2023-24489","date":"2025-06-21"}],"evidenceTotal":8,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev 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2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-284","name":"Improper Access Control"}],"references":[{"url":"https://support.citrix.com/article/CTX559517/sharefile-storagezones-controller-security-update-for-cve202324489","tags":["Broken Link","Vendor Advisory"]},{"url":"https://support.citrix.com/article/CTX559517/sharefile-storagezones-controller-security-update-for-cve202324489","tags":["Broken Link","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-24489","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing 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