CVE-2008-5500

The layout engine in Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote…

published December 17, 2008

CVSS
—
EPSS
3%
Percentile
88.0
In the wild
Unconfirmed
What it is

⚠️ A sneaky integer overflow could lead to a browser crash! This vulnerability affects various Mozilla products, including Firefox and Thunderbird. 🔥 Think of it like a crowded restaurant where the kitchen keeps accepting orders without checking the capacity — eventually, the system is overwhelmed and crashes under the pressure. This vulnerability allows for a similar scenario in your browser, causing it to behave unexpectedly. If exploited, an attacker could trigger a denial of service, bringing your browsing session to a screeching halt. Memory corruption is also a possibility, which could lead to more severe consequences down the line. While it isn’t widely exploited at the moment, the potential for disruption remains.

Put simply

Think of it like a crowded restaurant where the kitchen keeps accepting orders without checking the capacity — eventually, the system is overwhelmed and crashes under the pressure. This vulnerability allows for a similar scenario in your browser, causing it to behave unexpectedly. The flaw lies in the layout engine of Mozilla products, where assertion failures and integer overflows can be exploited to cause crashes and potential memory corruption. This means that malicious inputs could be used to destabilize the browser.

What to do

If exploited, an attacker could trigger a denial of service, bringing your browsing session to a screeching halt. Memory corruption is also a possibility, which could lead to more severe consequences down the line. While it isn’t widely exploited at the moment, the potential for disruption remains. To protect yourself, make sure to update to the latest versions of Firefox (3.0.5 or later), Thunderbird (2.0.0.19 or later), and SeaMonkey (1.1.14 or later). Regular updates are key to maintaining a secure browsing experience! You've got this! Stay vigilant and keep your software updated for a safer internet experience. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03201 · 88.0th percentile
Published
2008-12-17T23:00Z
EPSS history
Timeline
  • 17 DEC 23:00Z
    The layout engine in Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 allows remote…
    cvelistv5