CVE-2009-2462

The browser engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application…

published July 22, 2009

CVSS
—
EPSS
5%
Percentile
92.7
In the wild
Unconfirmed
What it is

⚠️ A sneaky memory corruption flaw in Firefox could lead to crashes or even worse! This vulnerability affects versions before 3.0.12, making it a potential playground for remote attackers. 🔥 Think of this vulnerability as a delicate balancing act in a circus. If one performer misjudges their position, the whole act could come tumbling down, resulting in a spectacular crash (and not the fun kind!). If exploited, an attacker could cause a denial of service, leaving users frustrated with application crashes. In a worst-case scenario, they could execute arbitrary code, potentially compromising user data or system integrity — pretty alarming, right?

Put simply

Think of this vulnerability as a delicate balancing act in a circus. If one performer misjudges their position, the whole act could come tumbling down, resulting in a spectacular crash (and not the fun kind!). This issue stems from how the Firefox and Thunderbird browser engines manage frame construction and event handling, leading to memory corruption during specific operations. It opens the door for attackers to disrupt service or execute unauthorized commands.

What to do

If exploited, an attacker could cause a denial of service, leaving users frustrated with application crashes. In a worst-case scenario, they could execute arbitrary code, potentially compromising user data or system integrity — pretty alarming, right? To mitigate this vulnerability, update to Firefox version 3.0.12 or later. If you're maintaining systems that use Thunderbird, ensure it's also updated accordingly. Regularly check for software updates to stay ahead of potential threats! You've got this! Keep your systems up to date, and you'll be a security hero in no time! 🦸

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.05414 · 92.7th percentile
Published
2009-07-22T18:00Z
EPSS history
Timeline
  • 22 JUL 18:00Z
    The browser engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application…
    cvelistv5