Is this vulnerability remotely exploitable over the network?

Yes. The issue is in the web UI endpoint `/webui/?aaa_portal_auth_local_submit`, so an attacker who can reach this interface over the network can attempt exploitation, subject to any authentication or access controls in place.

Does an attacker need valid credentials to exploit this?

Public information does not clearly state whether authentication is required. In practice, some deployments may expose this endpoint pre-authentication, while others may require login. Administrators should assume that if the endpoint is reachable, it may be attackable and restrict network access accordingly.

What is the safest general fix pattern for this kind of bug?

The most robust fix is to eliminate shell-based command composition from user input entirely, using safe, parameterized APIs instead of passing free-form text to a command interpreter. Any remaining input should be constrained with strict allowlists and not be used to alter command structure.

Severity:

HIGH RISK

(7.3)

Command Injection via Unsanitized Parameter (CWE-77) in H3C ACG1000-AK230 Web UI

CVE-2026-3943

Published:

Mar 11, 2026

Status:

Deferred

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

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May 6, 2026

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HIGH RISK

HIGH

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Privilege Escalation via Bypassed Access Control

May 6, 2026

Vulnerability Type

Category:

Command Injection

CWE:

CWE-74;CWE-77

Impact:

Remote Command Execution on Network Appliance

Severity:

HIGH RISK

(7.3)

CVSS Version:

3.1

Vulnerability Type

Category:

Command Injection

CWE:

CWE-74;CWE-77

Impact:

Remote Command Execution on Network Appliance

Severity:

HIGH RISK

(7.3)

CVSS Version:

3.1

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Command Injection via Unsanitized Parameter (CWE-77) in H3C ACG1000-AK230 Web UI

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(8.6)

Server-Side Request Forgery (CWE-918) in OpenClaw Zalo Plugin sendPhoto

HIGH RISK

HIGH

(8.8)

Authorization Bypass (CWE-863) in OpenClaw Matrix Room Control Commands

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Ship clean & secure code faster

Ship clean & secure code faster

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