CVE-2018-10677 Memory corruption in n/a

High 8.8 Published Updated

Remote attackers can cause a heap-based buffer overflow and application crash via a crafted GIF file, potentially leading to code execution.

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-2018-10677?

CVE-2018-10677 is a high-severity memory corruption vulnerability in n/a, published on 2 May 2018. 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

The DecodeGifImg function in ngiflib.c in MiniUPnP ngiflib 0.4 lacks certain checks against width and height, which allows remote attackers to cause a denial of service (WritePixels heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted GIF file.

Weakness: CWE-787

Which versions are affected by CVE-2018-10677?

It affects 1 product.

Products include Miniupnp Project Ngiflib.

How do I fix CVE-2018-10677?

No fix has been published for CVE-2018-10677 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-2018-10677 being exploited?

There is no known exploitation of CVE-2018-10677 in the wild and no public exploit code.

Sources

Also known as GHSA-24xc-3gmc-877f.

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