CVE-2019-18240 Memory corruption in Fuji Electric V-Server 4.0.6 and prior

What is CVE-2019-18240?

CVE-2019-18240 is a critical memory corruption vulnerability in Fuji Electric V-Server 4.0.6 and prior, published on 13 Nov 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Fuji Electric V-Server 4.0.6 and prior, several heap-based buffer overflows have been identified, which may allow an attacker to remotely execute arbitrary code.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2019-18240?

It affects 1 product.

Products include Fujielectric V-Server.

How do I fix CVE-2019-18240?

No fix has been published for CVE-2019-18240 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-18240 being exploited?

There is no known exploitation of CVE-2019-18240 in the wild and no public exploit code.

Other vulnerabilities in Fuji Electric V-Server 4.0.6 and prior

• CVE-2019-3947 Hardcoded credentials in Fuji Electric V-Server Critical 9.8
• CVE-2023-47584 Memory corruption in V-Server High 7.8
• CVE-2023-47585 Memory corruption in V-Server High 7.8
• CVE-2023-47586 Memory corruption in V-Server High 7.8
• CVE-2023-31239 Memory corruption in V-Server and V-Server Lite High 7.8

Sources

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

Also known as GHSA-v6qv-7wrm-286w.