CVE-2018-6462 Memory corruption in n/a

High 7.8 Published Updated

Remote attackers can execute arbitrary code via crafted PDFs due to incorrect color space conversion calculations in PDF-XChange Viewer.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-6462?

CVE-2018-6462 is a high-severity memory corruption vulnerability in n/a, published on 31 Jan 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Tracker PDF-XChange Viewer and Viewer AX SDK before 2.5.322.8 mishandle conversion from YCC to RGB colour spaces by calculating on the basis of 1 bpc instead of 8 bpc, which might allow remote attackers to execute arbitrary code via a crafted PDF document.

Weakness: CWE-787

Which versions are affected by CVE-2018-6462?

It affects 2 products.

Products include Tracker-Software Pdf-Xchange Viewer, Tracker-Software Viewer Ax Sdk.

How do I fix CVE-2018-6462?

No fix has been published for CVE-2018-6462 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-2018-6462 being exploited?

There is no known exploitation of CVE-2018-6462 in the wild and no public exploit code.

Sources

Also known as GHSA-j7pr-8g3c-9m5r.

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