{"document":{"category":"csaf_vex","csaf_version":"2.1","notes":[{"category":"summary","text":"Palo Alto Networks PSIRT provided VEX document. This document is autogenerated.","title":"Unauthenticated Buffer Overflow in GlobalProtect/SSL VPN Web Interface"}],"publisher":{"category":"vendor","name":"Palo Alto Networks","namespace":"https://security.paloaltonetworks.com"},"title":"Palo Alto Networks PSIRT provided VEX document: CVE-2016-3657","distribution":{"text":"Copyright © 2024 Palo Alto Networks. All rights reserved.","tlp":{"label":"CLEAR","url":"https://www.first.org/tlp/"}},"tracking":{"current_release_date":"2026-04-11T00:33:27.245Z","generator":{"date":"2026-04-11T00:33:27.245Z","engine":{"name":"Vulnogram","version":"0.0.9"}},"id":"CVE-2016-3657","initial_release_date":"2016-02-24T18:30:00.000Z","revision_history":[{"number":"1","date":"2026-04-10T17:33:27.000Z","summary":"Initial release"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"name":"Palo Alto Networks","category":"vendor","branches":[]}]},"vulnerabilities":[{"cve":"CVE-2016-3657","product_status":{"fixed":["PANW-PAN-OS-458","PANW-PAN-OS-460","PANW-PAN-OS-467","PANW-PAN-OS-469"],"known_affected":["PANW-PAN-OS-464","PANW-PAN-OS-465","PANW-PAN-OS-466","PANW-PAN-OS-468"]},"notes":[{"category":"description","text":"When a PAN-OS device is configured as a GlobalProtect portal, a vulnerability exists where an improper handling of a buffer involved in the processing of SSL VPN requests can result in device crash and possible remote code execution.  (Ref. #89752) (CVE-2016-3657)\nAn attacker with network access to the vulnerable GlobalProtect portal may be able to perform a denial-of-service (DoS) attack on the device, and may be able to perform remote code execution on the affected device.\nThis issue affects PAN-OS releases 5.0.17 and prior; 6.0.12 and prior; 6.1.9 and prior; 7.0.4 and prior"}],"references":[{"category":"external","summary":"NVD - CVE-2016-3657","url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3657"},{"category":"self","summary":"Palo Alto Networks Security Advisory CVE-2016-3657","url":"https://security.paloaltonetworks.com/CVE-2016-3657"}],"threats":[{"category":"impact","description":"When a PAN-OS device is configured as a GlobalProtect portal, a vulnerability exists where an improper handling of a buffer involved in the processing of SSL VPN requests can result in device crash and possible remote code execution.  (Ref. #89752) (CVE-2016-3657)\nAn attacker with network access to the vulnerable GlobalProtect portal may be able to perform a denial-of-service (DoS) attack on the device, and may be able to perform remote code execution on the affected device.\nThis issue affects PAN-OS releases 5.0.17 and prior; 6.0.12 and prior; 6.1.9 and prior; 7.0.4 and prior"}],"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"products":["PANW-PAN-OS-464","PANW-PAN-OS-465","PANW-PAN-OS-466","PANW-PAN-OS-468"]}]}]}