CVE-2018-18894 Path traversal in n/a

High 7.5 Published 10 Mar 2020 Updated 5 Aug 2024

Attackers can exploit a directory traversal flaw in the embedded web server of older Lexmark printers to read arbitrary files.

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-2018-18894?

CVE-2018-18894 is a high-severity path traversal vulnerability in n/a, published on 10 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Certain older Lexmark devices (C, M, X, and 6500e before 2018-12-18) contain a directory traversal vulnerability in the embedded web server.

Weakness: CWE-22

Which versions are affected by CVE-2018-18894?

It affects 49 products.

Products include Lexmark 6500e Firmware, Lexmark C748 Firmware, Lexmark C79x Firmware, Lexmark C925 Firmware, Lexmark C95x Firmware, Lexmark Cs41x Firmware and 43 more.

How do I fix CVE-2018-18894?

No fix has been published for CVE-2018-18894 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-2018-18894 being exploited?

There is no known exploitation of CVE-2018-18894 in the wild and no public exploit code.

Sources

Also known as GHSA-26xq-4h5f-fhh8.