CVE-2014-1770

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that…

published May 22, 2014

CVSS
—
EPSS
35%
Percentile
98.4
In the wild
Unconfirmed
What it is

⚠️ This use-after-free vulnerability in Internet Explorer could let attackers run arbitrary code with just a crafted bit of JavaScript! Think of it like a waiter who forgets to clear away a table after a customer left; if someone else sits down at that table, they might accidentally access the previous customer's unfinished meal instead! If exploited, an attacker could potentially take control of the affected system, leading to unauthorized actions, data breaches, or even total system compromise. It's a sneaky way for malicious actors to gain a foothold!

Put simply

Think of it like a waiter who forgets to clear away a table after a customer left; if someone else sits down at that table, they might accidentally access the previous customer's unfinished meal instead! The vulnerability arises from improper handling of an object in memory, specifically during garbage collection involving CMarkup objects, which could be manipulated through crafted JavaScript executions in the browser.

What to do

If exploited, an attacker could potentially take control of the affected system, leading to unauthorized actions, data breaches, or even total system compromise. It's a sneaky way for malicious actors to gain a foothold! To protect yourself, it’s essential to update Internet Explorer to its latest version. Consider transitioning to newer, supported browsers since Microsoft is no longer actively developing IE. Implementing security policies that limit the use of outdated browsers can also be a wise move. You've got this! Stay vigilant and keep your software updated to stay ahead of potential threats! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.34664 · 98.4th percentile
Published
2014-05-22T10:00Z
EPSS history
Timeline
  • 22 MAY 10:00Z
    Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that…
    cvelistv5