Vulnerability Database

328,409

Total vulnerabilities in the database

CVE-2020-9099

Huawei products IPS Module; NGFW Module; NIP6300; NIP6600; NIP6800; Secospace USG6300; Secospace USG6500; Secospace USG6600; USG9500 with versions of V500R001C00; V500R001C20; V500R001C30; V500R001C50; V500R001C60; V500R001C80; V500R005C00; V500R005C10; V500R005C20; V500R002C00; V500R002C10; V500R002C20; V500R002C30 have an improper authentication vulnerability. Attackers need to perform some operations to exploit the vulnerability. Successful exploit may obtain certain permissions on the device.

  • Published: Jun 8, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-9099
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
Software From Fixed in
huawei / ips_module_firmware 500r001c00 500r001c00.x
huawei / ips_module_firmware 500r001c20 500r001c20.x
huawei / ips_module_firmware 500r001c30 500r001c30.x
huawei / ips_module_firmware 500r001c50 500r001c50.x
huawei / ips_module_firmware 500r001c60 500r001c60.x
huawei / ips_module_firmware 500r001c80 500r001c80.x
huawei / ips_module_firmware 500r005c00 500r005c00.x
huawei / ips_module_firmware 500r005c10 500r005c10.x
huawei / ips_module_firmware 500r005c20 500r005c20.x
huawei / ngfw_module_firmware 500r001c00 500r001c00.x
huawei / ngfw_module_firmware 500r001c20 500r001c20.x
huawei / ngfw_module_firmware 500r001c30 500r001c30.x
huawei / ngfw_module_firmware 500r001c50 500r001c50.x
huawei / ngfw_module_firmware 500r001c60 500r001c60.x
huawei / ngfw_module_firmware 500r002c00 500r002c00.x
huawei / ngfw_module_firmware 500r002c10 500r002c10.x
huawei / ngfw_module_firmware 500r002c20 500r002c20.x
huawei / ngfw_module_firmware 500r002c30 500r002c30.x
huawei / ngfw_module_firmware 500r005c00 500r005c00.x
huawei / ngfw_module_firmware 500r005c10 500r005c10.x
huawei / ngfw_module_firmware 500r005c20 500r005c20.x
huawei / nip6300_firmware 500r001c00 500r001c00.x
huawei / nip6300_firmware 500r001c20 500r001c20.x
huawei / nip6300_firmware 500r001c30 500r001c30.x
huawei / nip6300_firmware 500r001c50 500r001c50.x
huawei / nip6300_firmware 500r001c60 500r001c60.x
huawei / nip6300_firmware 500r001c80 500r001c80.x
huawei / nip6300_firmware 500r005c00 500r005c00.x
huawei / nip6300_firmware 500r005c10 500r005c10.x
huawei / nip6300_firmware 500r005c20 500r005c20.x
huawei / nip6600_firmware 500r001c00 500r001c00.x
huawei / nip6600_firmware 500r001c20 500r001c20.x
huawei / nip6600_firmware 500r001c30 500r001c30.x
huawei / nip6600_firmware 500r001c50 500r001c50.x
huawei / nip6600_firmware 500r001c60 500r001c60.x
huawei / nip6600_firmware 500r001c80 500r001c80.x
huawei / nip6600_firmware 500r005c00 500r005c00.x
huawei / nip6600_firmware 500r005c10 500r005c10.x
huawei / nip6600_firmware 500r005c20 500r005c20.x
huawei / nip6800_firmware 500r001c60 500r001c60.x
huawei / nip6800_firmware 500r001c80 500r001c80.x
huawei / nip6800_firmware 500r005c00 500r005c00.x
huawei / nip6800_firmware 500r005c10 500r005c10.x
huawei / nip6800_firmware 500r005c20 500r005c20.x
huawei / secospace_usg6300_firmware 500r001c00 500r001c00.x
huawei / secospace_usg6300_firmware 500r001c20 500r001c20.x
huawei / secospace_usg6300_firmware 500r001c30 500r001c30.x
huawei / secospace_usg6300_firmware 500r001c50 500r001c50.x
huawei / secospace_usg6300_firmware 500r001c60 500r001c60.x
huawei / secospace_usg6300_firmware 500r001c80 500r001c80.x
huawei / secospace_usg6300_firmware 500r005c00 500r005c00.x
huawei / secospace_usg6300_firmware 500r005c10 500r005c10.x
huawei / secospace_usg6300_firmware 500r005c20 500r005c20.x
huawei / secospace_usg6500_firmware 500r001c00 500r001c00.x
huawei / secospace_usg6500_firmware 500r001c20 500r001c20.x
huawei / secospace_usg6500_firmware 500r001c30 500r001c30.x
huawei / secospace_usg6500_firmware 500r001c50 500r001c50.x
huawei / secospace_usg6500_firmware 500r001c60 500r001c60.x
huawei / secospace_usg6500_firmware 500r001c80 500r001c80.x
huawei / secospace_usg6500_firmware 500r005c00 500r005c00.x
huawei / secospace_usg6500_firmware 500r005c10 500r005c10.x
huawei / secospace_usg6500_firmware 500r005c20 500r005c20.x
huawei / secospace_usg6600_firmware 500r001c00 500r001c00.x
huawei / secospace_usg6600_firmware 500r001c20 500r001c20.x
huawei / secospace_usg6600_firmware 500r001c30 500r001c30.x
huawei / secospace_usg6600_firmware 500r001c50 500r001c50.x
huawei / secospace_usg6600_firmware 500r001c60 500r001c60.x
huawei / secospace_usg6600_firmware 500r001c80 500r001c80.x
huawei / secospace_usg6600_firmware 500r005c00 500r005c00.x
huawei / secospace_usg6600_firmware 500r005c10 500r005c10.x
huawei / secospace_usg6600_firmware 500r005c20 500r005c20.x
huawei / usg9500_firmware 500r001c00 500r001c00.x
huawei / usg9500_firmware 500r001c20 500r001c20.x
huawei / usg9500_firmware 500r001c30 500r001c30.x
huawei / usg9500_firmware 500r001c50 500r001c50.x
huawei / usg9500_firmware 500r001c60 500r001c60.x
huawei / usg9500_firmware 500r001c80 500r001c80.x
huawei / usg9500_firmware 500r005c00 500r005c00.x
huawei / usg9500_firmware 500r005c10 500r005c10.x
huawei / usg9500_firmware 500r005c20 500r005c20.x

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.