{"document":{"category":"csaf_vex","csaf_version":"2.1","notes":[{"category":"summary","text":"Palo Alto Networks PSIRT provided VEX document. This document is autogenerated.","title":"Informational: PAN-OS: NAT slipstreaming v1.0 and v2.0 attacks"}],"publisher":{"category":"vendor","name":"Palo Alto Networks","namespace":"https://security.paloaltonetworks.com"},"title":"Palo Alto Networks PSIRT provided VEX document: PAN-SA-2021-0002","distribution":{"text":"Copyright © 2024 Palo Alto Networks. All rights reserved.","tlp":{"label":"CLEAR","url":"https://www.first.org/tlp/"}},"tracking":{"current_release_date":"2026-04-11T00:34:26.393Z","generator":{"date":"2026-04-11T00:34:26.393Z","engine":{"name":"Vulnogram","version":"0.0.9"}},"id":"PAN-SA-2021-0002","initial_release_date":"2021-02-10T17:00:00.000Z","revision_history":[{"number":"1","date":"2021-02-10T09:00:00.000Z","summary":"Initial publication"},{"number":"2","date":"2021-03-10T09:00:00.000Z","summary":"Added workaround for customers without a Threat Prevention subscription"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"name":"Palo Alto Networks","category":"vendor","branches":[]}]},"vulnerabilities":[{"cve":"PAN-SA-2021-0002","product_status":{"known_not_affected":["PANW-PAN-OS-1"]},"notes":[{"category":"description","text":"Network address translation (NAT) slipstreaming attacks v1.0 and v2.0 are network-based and they exploit weaknesses in web browsers and Application Level Gateways (ALGs) to expose internal network devices to an attacker."}],"references":[{"category":"external","summary":"NVD - PAN-SA-2021-0002","url":"https://nvd.nist.gov/vuln/detail/PAN-SA-2021-0002"},{"category":"self","summary":"Palo Alto Networks Security Advisory PAN-SA-2021-0002","url":"https://security.paloaltonetworks.com/PAN-SA-2021-0002"}],"threats":[{"category":"impact","description":"Network address translation (NAT) slipstreaming attacks v1.0 and v2.0 are network-based and they exploit weaknesses in web browsers and Application Level Gateways (ALGs) to expose internal network devices to an attacker."}],"scores":[{"cvss_v3":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N","baseScore":0,"baseSeverity":"NONE"},"products":[]}]}]}