Vulnerability Database

328,409

Total vulnerabilities in the database

CVE-2020-1841

Huawei CloudLink Board version 20.0.0; DP300 version V500R002C00; RSE6500 versions V100R001C00, V500R002C00, and V500R002C00SPC900; and TE60 versions V500R002C00, V600R006C00, V600R006C00SPC200, V600R006C00SPC300, V600R006C10, V600R019C00, and V600R019C00SPC100 have an information leak vulnerability. An unauthenticated, remote attacker can make a large number of attempts to guess information. Successful exploitation may cause information leak.

  • Published: Feb 17, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2020-1841
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:P/I:N/A:N

No CWE or OWASP classifications available.

Software From Fixed in
huawei / cloudlink_board_firmware 20.0.0 20.0.0.x
huawei / dp300_firmware 500r002c00 500r002c00.x
huawei / rse6500_firmware 100r001c00 100r001c00.x
huawei / rse6500_firmware 500r002c00 500r002c00.x
huawei / rse6500_firmware 500r002c00spc900 500r002c00spc900.x
huawei / te60_firmware 500r002c00 500r002c00.x
huawei / te60_firmware 600r006c00 600r006c00.x
huawei / te60_firmware 600r006c00spc200 600r006c00spc200.x
huawei / te60_firmware 600r006c00spc300 600r006c00spc300.x
huawei / te60_firmware 600r006c10 600r006c10.x
huawei / te60_firmware 600r019c00 600r019c00.x
huawei / te60_firmware 600r019c00spc100 600r019c00spc100.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.