CVE-2015-8002 Denial of service in n/a

Medium 6.8 Published 9 Nov 2015 Updated 6 Aug 2024

Authenticated users can cause denial of service via disk consumption by uploading files in one-byte chunks.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2015-8002?

CVE-2015-8002 is a medium-severity denial of service vulnerability in Mediawiki Mediawiki, published on 9 Nov 2015. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The chunked upload API (ApiUpload) in MediaWiki before 1.23.11, 1.24.x before 1.24.4, and 1.25.x before 1.25.3 allows remote authenticated users to cause a denial of service (disk consumption) via a file upload using one byte chunks.

Weakness: CWE-399

Which versions are affected by CVE-2015-8002?

It affects 1 product.

Products include Mediawiki Mediawiki.

How do I fix CVE-2015-8002?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2015-8002 being exploited?

There is no known exploitation of CVE-2015-8002 in the wild and no public exploit code.

All Mediawiki Mediawiki vulnerabilities

Sources

Also known as DEBIAN-CVE-2015-8002, GHSA-pgp4-g94c-393r.