CVE-2018-15707 Cross-site scripting in Advantech WebAccess

Medium 5.4 Published Updated

Cross-site scripting in Advantech WebAccess allows attackers to steal credentials and potentially take over accounts.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-15707?

CVE-2018-15707 is a medium-severity cross-site scripting vulnerability in Advantech Webaccess, published on 31 Oct 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Advantech WebAccess 8.3.1 and 8.3.2 are vulnerable to cross-site scripting in the Bwmainleft.asp page. An attacker could leverage this vulnerability to disclose credentials amongst other things.

Weakness: CWE-79

Which versions are affected by CVE-2018-15707?

It affects 1 product.

Products include Advantech Webaccess.

How do I fix CVE-2018-15707?

No fix has been published for CVE-2018-15707 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2018-15707 being exploited?

There is no known exploitation of CVE-2018-15707 in the wild and no public exploit code.

Public exploit code: 1 Exploit-DB entry.

All Advantech Webaccess vulnerabilities

Sources

Also known as GHSA-576c-8r8h-4gm7.

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