CVE-2010-0177

Mozilla Firefox before 3.0.19, 3.5.x before 3.5.9, and 3.6.x before 3.6.2, and SeaMonkey before 2.0.4, frees the contents of the window.navigator.plugins array…

published April 5, 2010

CVSS
—
EPSS
7%
Percentile
94.1
In the wild
Unconfirmed
What it is

⚠️ A dangling pointer vulnerability can lead to chaos! Firefox and SeaMonkey versions prior to specific updates are leaving the door wide open for remote attackers to wreak havoc! Think of it like a library accidentally returning a book that's still checked out. The book's information is still floating around, allowing someone to access it without proper permissions, potentially leading to all sorts of mischief. An attacker could execute arbitrary code, causing your browser to crash at the worst possible moment. That means losing your hard work or sensitive data without warning—definitely not something you want happening on your watch!

Put simply

Think of it like a library accidentally returning a book that's still checked out. The book's information is still floating around, allowing someone to access it without proper permissions, potentially leading to all sorts of mischief. This vulnerability occurs when Firefox and SeaMonkey free the contents of the window.navigator.plugins array while references are still active, creating a situation where attackers can exploit this oversight.

What to do

An attacker could execute arbitrary code, causing your browser to crash at the worst possible moment. That means losing your hard work or sensitive data without warning—definitely not something you want happening on your watch! Upgrade to Firefox 3.0.19, 3.5.9, or 3.6.2, and ensure SeaMonkey is updated to at least version 2.0.4 to close off this vulnerability. Regularly check for updates to keep your browser secure! You're on the right track! With these updates, you'll be one step closer to locking down your security! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.06938 · 94.1th percentile
Published
2010-04-05T17:00Z
EPSS history
Timeline
  • 05 APR 17:00Z
    Mozilla Firefox before 3.0.19, 3.5.x before 3.5.9, and 3.6.x before 3.6.2, and SeaMonkey before 2.0.4, frees the contents of the window.navigator.plugins array…
    cvelistv5