CVE-2018-19326 Path traversal in n/a

High 7.5 Published Updated

Attackers can read arbitrary files like /etc/passwd on Zyxel VMG1312-B10D devices via directory traversal, exposing sensitive system information.

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-2018-19326?

CVE-2018-19326 is a high-severity path traversal vulnerability in n/a, published on 17 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Zyxel VMG1312-B10D devices before 5.13(AAXA.8)C0 allow ../ Directory Traversal, as demonstrated by reading /etc/passwd.

Weakness: CWE-22

Which versions are affected by CVE-2018-19326?

It affects 1 product.

Products include Zyxel Vmg1312-B10d Firmware.

How do I fix CVE-2018-19326?

No fix has been published for CVE-2018-19326 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-2018-19326 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-19326 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-p8x5-5rmj-mw9f.

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