CVE-2017-3063

Adobe Flash Player versions 25.0.0.127 and earlier have an exploitable use after free vulnerability in the ActionScript2 NetStream class

published April 12, 2017

CVSS
—
EPSS
9%
Percentile
95.2
In the wild
Unconfirmed
What it is

⚠️ A classic case of 'use after free' in Adobe Flash Player! This vulnerability in versions 25.0.0.127 and earlier could let attackers run arbitrary code — a real cause for concern! Think of it like a restaurant that serves a dish that contains an ingredient that was supposed to be thrown away — if the chef doesn't check the bin, it could lead to a seriously unhealthy meal! If exploited successfully, attackers could take control of your system, potentially accessing sensitive data or executing malicious operations. The consequences could be pretty disruptive, like finding out that the meal you just ate was tainted!

Put simply

Think of it like a restaurant that serves a dish that contains an ingredient that was supposed to be thrown away — if the chef doesn't check the bin, it could lead to a seriously unhealthy meal! This vulnerability occurs in the ActionScript2 NetStream class of Adobe Flash Player, allowing an attacker to execute arbitrary code by manipulating how memory is managed, specifically after freeing up resources that are still referenced.

What to do

If exploited successfully, attackers could take control of your system, potentially accessing sensitive data or executing malicious operations. The consequences could be pretty disruptive, like finding out that the meal you just ate was tainted! To protect yourself, update Adobe Flash Player to the latest version as soon as possible. Regularly check for updates and consider disabling Flash entirely, as it is increasingly becoming a security risk. Don't forget to educate your users on the importance of maintaining their software! You've got this! Patch up and surf the web securely! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.08894 · 95.2th percentile
Published
2017-04-12T14:00Z
EPSS history
Timeline
  • 12 APR 14:00Z
    Adobe Flash Player versions 25.0.0.127 and earlier have an exploitable use after free vulnerability in the ActionScript2 NetStream class
    cvelistv5