CVE-2018-19748 Path traversal in n/a

High 7.5 Published Updated

Attackers can read arbitrary files on the server via a base64-encoded directory traversal vulnerability in the SDCMS attachment controller.

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-2018-19748?

CVE-2018-19748 is a high-severity path traversal vulnerability in n/a, published on 29 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

app/plug/attachment/controller/admincontroller.php in SDCMS 1.6 allows reading arbitrary files via a /?m=plug&c=admin&a=index&p=attachment&root= directory traversal. The value of the root parameter must be base64 encoded (note that base64 encoding, instead of URL encoding, is very rare in a directory traversal attack vector).

Weakness: CWE-22

Which versions are affected by CVE-2018-19748?

It affects 1 product.

Products include Sdcms Sdcms.

How do I fix CVE-2018-19748?

No fix has been published for CVE-2018-19748 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-2018-19748 being exploited?

There is no known exploitation of CVE-2018-19748 in the wild and no public exploit code.

Sources

Also known as GHSA-j3xq-fv5r-jfgv.

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