CVE-2018-6911 — CRITICAL (9.8)

Vulnerability 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).

CVSS Score

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

Affected Products

Vendor	Product	Versions
Advantech	Webaccess	8.3.0

Related Weaknesses (CWE)

CWE-78

References

https://www.exploit-db.com/exploits/44031/ExploitThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/44031/ExploitThird Party AdvisoryVDB Entry

FAQ

What is CVE-2018-6911?

CVE-2018-6911 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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).

How severe is CVE-2018-6911?

CVE-2018-6911 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-6911?

Check the references section above for vendor advisories and patch information. Affected products include: Advantech Webaccess.