CVE-2008-4770

The CMsgReader::readRect function in the VNC Viewer component in RealVNC VNC Free Edition 4.0 through 4.1.2, Enterprise Edition E4.0 through E4.4.2, and…

published January 16, 2009

CVSS
—
EPSS
4%
Percentile
90.5
In the wild
Unconfirmed
What it is

⚠️ The CMsgReader::readRect function might just be a remote attacker's best friend! This vulnerability in RealVNC allows crafty servers to execute arbitrary code with just the right RFB protocol data. 🔥 Think of it like a mischievous chef who can sneak in their own secret ingredient into your recipe without you noticing. If they know just how to mix things, they could turn a delightful dish into a disaster! If exploited, an attacker could remotely execute any code on your system, potentially leading to data breaches or system compromise. This could be absolutely devastating if it falls into the wrong hands, putting your sensitive information at risk!

Put simply

Think of it like a mischievous chef who can sneak in their own secret ingredient into your recipe without you noticing. If they know just how to mix things, they could turn a delightful dish into a disaster! This vulnerability in the VNC Viewer allows remote VNC servers to send specially crafted RFB protocol data that can lead to arbitrary code execution through the CMsgReader::readRect function, making it a sneaky vector for attacks.

What to do

If exploited, an attacker could remotely execute any code on your system, potentially leading to data breaches or system compromise. This could be absolutely devastating if it falls into the wrong hands, putting your sensitive information at risk! To protect yourself, consider upgrading to the latest version of RealVNC if you're using this component. Additionally, ensure that your firewall settings are configured properly to restrict access to trusted sources only. Regularly audit your systems for any unusual access patterns! This is fixable! Stay proactive, and you'll keep your systems safe and sound. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04052 · 90.5th percentile
Published
2009-01-16T21:00Z
EPSS history
Timeline
  • 16 JAN 21:00Z
    The CMsgReader::readRect function in the VNC Viewer component in RealVNC VNC Free Edition 4.0 through 4.1.2, Enterprise Edition E4.0 through E4.4.2, and…
    cvelistv5