CVE-2017-8809 Other in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2

Critical 9.8 Published Updated

A Reflected File Download vulnerability in MediaWiki allows attackers to trick users into executing malicious files, potentially leading to code execution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-8809?

CVE-2017-8809 is a critical vulnerability in Debian Debian Linux, published on 15 Nov 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

api.php in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 has a Reflected File Download vulnerability.

Weakness: CWE-74

Which versions are affected by CVE-2017-8809?

It affects 2 products.

Products include Debian Debian Linux, Mediawiki Mediawiki.

How do I fix CVE-2017-8809?

Upgrade to a fixed version.

Is CVE-2017-8809 being exploited?

There is no known exploitation of CVE-2017-8809 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-8809, GHSA-9jj4-4ghw-p8jj.

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