CVE-2018-4281 Memory corruption in n/a

Critical 9.8 Published 11 Jan 2019 Updated 5 Aug 2024

A buffer overflow in SwiftNIO allows attackers to execute arbitrary code or cause denial of service via improved size validation fixes.

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-2018-4281?

CVE-2018-4281 is a critical memory corruption vulnerability in n/a, published on 11 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In SwiftNIO before 1.8.0, a buffer overflow was addressed with improved size validation.

Weakness: CWE-119

Which versions are affected by CVE-2018-4281?

It affects 1 product.

Products include Apple Swiftnio.

How do I fix CVE-2018-4281?

No fix has been published for CVE-2018-4281 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-2018-4281 being exploited?

There is no known exploitation of CVE-2018-4281 in the wild and no public exploit code.

Sources

Also known as GHSA-rx5q-753m-6mmq.