CVE-2017-12698 Auth bypass in Advantech WebAccess

Critical 9.8 Published Updated

Attackers can bypass authentication in Advantech WebAccess to achieve remote code execution, requiring an upgrade to secure the system.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2017-12698?

CVE-2017-12698 is a critical authentication bypass vulnerability in Advantech Webaccess, published on 30 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Improper Authentication issue was discovered in Advantech WebAccess versions prior to V8.2_20170817. Specially crafted requests allow a possible authentication bypass that could allow remote code execution.

Weakness: CWE-287

Which versions are affected by CVE-2017-12698?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2017-12698?

No fix has been published for CVE-2017-12698 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-12698 being exploited?

There is no known exploitation of CVE-2017-12698 in the wild and no public exploit code.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-p2m4-jqh9-rv9v.

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