CVE-2017-8809

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

published November 15, 2017

CVSS
—
EPSS
8%
Percentile
94.6
In the wild
Unconfirmed
What it is

⚠️ A sneaky Reflected File Download vulnerability in MediaWiki could let attackers deceive users into downloading malicious files without their knowledge! 🔥 Think of it like a delivery service that mislabels a package, making it look harmless when it’s actually a time bomb! Your unsuspecting users might end up opening a file that jeopardizes their security. This flaw means that attackers could trick users into downloading malicious files disguised as legitimate ones. If exploited, it could lead to compromised systems and data breaches, affecting not just the user, but potentially spreading through the network like wildfire!

Put simply

Think of it like a delivery service that mislabels a package, making it look harmless when it’s actually a time bomb! Your unsuspecting users might end up opening a file that jeopardizes their security. The Reflected File Download vulnerability in api.php allows crafted URLs to return undesirable files, which users might download directly, thinking they're safe and legitimate files.

What to do

This flaw means that attackers could trick users into downloading malicious files disguised as legitimate ones. If exploited, it could lead to compromised systems and data breaches, affecting not just the user, but potentially spreading through the network like wildfire! Upgrade your MediaWiki installation to version 1.27.4, 1.28.3, or 1.29.2 or later to patch this vulnerability. It's important to audit any incoming requests to ensure they can't be manipulated to exploit this weakness. 🔐 You've got this! Stay vigilant and patch up — your security hero status is just a click away! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.07714 · 94.6th percentile
Published
2017-11-15T08:00Z
EPSS history
Timeline
  • 15 NOV 08:00Z
    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
    cvelistv5