CVE-2015-7939 Memory corruption in n/a

Critical 9.6 Published 9 Jan 2016 Updated 6 Aug 2024

Remote attackers can execute arbitrary code via a heap-based buffer overflow in the Unitronics VisiLogic OPLC IDE.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2015-7939?

CVE-2015-7939 is a critical memory corruption vulnerability in n/a, published on 9 Jan 2016. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Heap-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.09 allows remote attackers to execute arbitrary code via a long vlp filename.

Weakness: CWE-119

Which versions are affected by CVE-2015-7939?

It affects 1 product.

Products include Unitronics Visilogic Oplc Ide.

How do I fix CVE-2015-7939?

No fix has been published for CVE-2015-7939 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-2015-7939 being exploited?

There is no known exploitation of CVE-2015-7939 in the wild and no public exploit code.

Sources

Also known as GHSA-3mw7-6cqh-vgc6.