CVE-2018-9851 Path traversal in n/a

High 7.5 Published Updated

Remote attackers can read arbitrary files in Gxlcms QY by manipulating pathname separators and directory traversal sequences in admin template requests.

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-2018-9851?

CVE-2018-9851 is a high-severity path traversal vulnerability in n/a, published on 8 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Gxlcms QY v1.0.0713, Lib\Lib\Action\Admin\TplAction.class.php allows remote attackers to read any file via a modified pathname in an Admin-Tpl request, as demonstrated by use of '|' instead of '/' as a directory separator, in conjunction with a ".." sequence.

Weakness: CWE-22

Which versions are affected by CVE-2018-9851?

It affects 1 product.

Products include Gxlcms Gxlcms Qy.

How do I fix CVE-2018-9851?

No fix has been published for CVE-2018-9851 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2018-9851 being exploited?

There is no known exploitation of CVE-2018-9851 in the wild and no public exploit code.

Sources

Also known as GHSA-cgx7-gvx2-cmmg.

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