Vulnerability Database

328,409

Total vulnerabilities in the database

CVE-2020-9071

There is a few bytes out-of-bounds read vulnerability in some Huawei products. The software reads data past the end of the intended buffer when parsing certain message, an authenticated attacker could exploit this vulnerability by sending crafted messages to the device. Successful exploit may cause service abnormal in specific scenario.Affected product versions include:AR120-S versions V200R007C00SPC900,V200R007C00SPCa00

  • Published: Jun 1, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-9071
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Low
  • Score: 4
  • AV:N/AC:L/Au:S/C:N/I:N/A:P

CWEs:

Software From Fixed in
huawei / ar120-s_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar120-s_firmware 200r007c00spca00 200r007c00spca00.x
huawei / ar120-s_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar120-s_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar1200_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar1200_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar1200_firmware 200r007c00spca00 200r007c00spca00.x
huawei / ar1200_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar1200_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar1200_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar1200-s_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar1200-s_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar1200-s_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar150_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar150_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar150_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar150_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar150_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar150-s_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar150-s_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar150-s_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar160_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar160_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar160_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar160_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar160_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar200_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar200_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar200_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar200_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar200_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar200-s_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar200-s_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar200-s_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar2200_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar2200_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar2200_firmware 200r007c00spca00 200r007c00spca00.x
huawei / ar2200_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar2200_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar2200_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar2200-s_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar2200-s_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar2200-s_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar3200_firmware 200r007c00 200r007c00.x
huawei / ar3200_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar3200_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar3200_firmware 200r007c00spca00 200r007c00spca00.x
huawei / ar3200_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar3200_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar3200_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar3600_firmware 200r007c00spc900 200r007c00spc900.x
huawei / ar3600_firmware 200r007c00spc900pwe 200r007c00spc900pwe.x
huawei / ar3600_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / ar3600_firmware 200r007c00spcb00pwe 200r007c00spcb00pwe.x
huawei / ar3600_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / ar510_firmware 200r007c00spc900 200r007c00spc900.x
huawei / netengine16ex_firmware 200r007c00spc900 200r007c00spc900.x
huawei / netengine16ex_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / netengine16ex_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / srg1300_firmware 200r007c00spc900 200r007c00spc900.x
huawei / srg1300_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / srg1300_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / srg2300_firmware 200r007c00spc900 200r007c00spc900.x
huawei / srg2300_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / srg2300_firmware 200r007c00spcc00 200r007c00spcc00.x
huawei / srg3300_firmware 200r007c00spc900 200r007c00spc900.x
huawei / srg3300_firmware 200r007c00spcb00 200r007c00spcb00.x
huawei / srg3300_firmware 200r007c00spcc00 200r007c00spcc00.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.