Command Injection Vulnerability in H3C ACG1000-AK230
CVE-2026-3943

6.9MEDIUM

Key Information:

Vendor

H3c
Status
Acg1000-ak230
Vendor
CVE Published:
11 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3943?

A command injection vulnerability exists in H3C ACG1000-AK230 devices prior to version 20260227, specifically affecting the /webui/?aaa_portal_auth_local_submit interface. This flaw allows attackers to manipulate the 'suffix' argument and execute arbitrary commands remotely, potentially compromising system integrity. Despite early warnings from researchers regarding the issue, there has been no response from the vendor concerning remediation efforts. This public exploitation aligns with a growing concern around vulnerabilities in widely used networking devices.

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Affected Version(s)

ACG1000-AK230 20260227

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-3943 - Proof of Concept

References

https://vuldb.com/?id.350353
vdb-entrytechnical-description
https://vuldb.com/?ctiid.350353
signaturepermissions-required
https://vuldb.com/?submit.768850
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

leeyper (VulDB User)
VulDB
JSON
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