CVE-2017-18184 Memory corruption in n/a

Medium 5.5 Published Updated

A stack-based out-of-bounds read in QPDF allows attackers to cause denial of service or disclose sensitive memory contents via crafted PDF files.

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
Available

What is CVE-2017-18184?

CVE-2017-18184 is a medium-severity memory corruption vulnerability in n/a, published on 13 Feb 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

An issue was discovered in QPDF before 7.0.0. There is a stack-based out-of-bounds read in the function iterate_rc4 in QPDF_encryption.cc.

Weakness: CWE-125

Which versions are affected by CVE-2017-18184?

It affects 1 product.

Products include Qpdf Project Qpdf.

How do I fix CVE-2017-18184?

Upgrade to a fixed version.

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

Is CVE-2017-18184 being exploited?

There is no known exploitation of CVE-2017-18184 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-18184, GHSA-f5x9-mwv6-rmv7, UBUNTU-CVE-2017-18184.

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