What is the CVSS score of CVE-2021-43469?

CVE-2021-43469 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.3%.

Is there a public PoC exploit available for CVE-2021-43469?

Yes, a public proof-of-concept exploit is available for CVE-2021-43469. Prioritise patching immediately. EPSS: 2.3%.

Wr N300U Firmware CVE-2021-43469

HIGH

Command Injection (CWE-77)

2021-12-06 cve@mitre.org

Command Injection Wr N300U Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 06, 2021 - 12:15 nvd

HIGH 8.8

DescriptionNVD

VINGA WR-N300U 77.102.1.4853 is affected by a command execution vulnerability in the goahead component.

AnalysisAI

VINGA WR-N300U 77.102.1.4853 is affected by a command execution vulnerability in the goahead component. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. VINGA WR-N300U 77.102.1.4853 is affected by a command execution vulnerability in the goahead component. Affected products include: Vinga Wr-N300U Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.