CVE-2018-18990 Path traversal in LCDS Laquis SCADA

What is CVE-2018-18990?

CVE-2018-18990 is a medium-severity path traversal vulnerability in ICS-CERT LCDS Laquis SCADA, published on 5 Feb 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

LCDS Laquis SCADA prior to version 4.1.0.4150 allows a user-supplied path in file operations prior to proper validation. An attacker can leverage this vulnerability to disclose sensitive information under the context of the web server process.

Weakness: CWE-22, CWE-23

Which versions are affected by CVE-2018-18990?

It affects 1 product.

Products include Lcds Laquis Scada.

How do I fix CVE-2018-18990?

No fix has been published for CVE-2018-18990 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-2018-18990 being exploited?

There is no known exploitation of CVE-2018-18990 in the wild and no public exploit code.

Other vulnerabilities in ICS-CERT LCDS Laquis SCADA

• CVE-2018-18996 Missing authorization in LCDS Laquis SCADA Critical 9.8
• CVE-2018-18998 Hardcoded credentials in LCDS Laquis SCADA Critical 9.8
• CVE-2018-17893 Null dereference in LAquis SCADA Critical 9.8
• CVE-2018-17895 Memory corruption in LAquis SCADA Critical 9.8
• CVE-2018-17897 Integer overflow in n/a Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-qc28-vhj7-64xw.