CVE-2018-6911 The VBWinExec function in Node\AspVBObj.dll in Advantech WebAccess 8.3.0 allows remote attackers to execute arbitrary OS commands via a single argument (aka the command parameter).

CriticalCVSS 9.8 EPSS 12.8% Public exploit

Published: 2018-02-13 16:00
Updated: 2026-06-17 05:02
Exploit status: Public exploit available

Description

The VBWinExec function in Node\AspVBObj.dll in Advantech WebAccess 8.3.0 allows remote attackers to execute arbitrary OS commands via a single argument (aka the command parameter).

Affected products

Product	Affected versions	Fixed in
advantech webaccess	= 8.3.0	No fix listed

References

44031 exploit third-party-advisory vdb-entry

CVSS v3.0

9.8 Critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

All scores (2)

v3.0 9.8 · nvd@nist.gov
v2.0 10.0 · nvd@nist.gov

Weakness & likelihood

EPSS (exploitation probability, 30 days): 12.80% (percentile 96.3)
CWE: CWE-78

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

Advantech WebAccess 8.3.0 - Remote Code Execution Exploit · Exploit Database (OffSec) · 2018-02-13