CVE-2009-4242

Heap-based buffer overflow in the CGIFCodec::GetPacketBuffer function in datatype/image/gif/common/gifcodec.cpp in RealNetworks RealPlayer 10; RealPlayer 10.5…

published January 25, 2010

CVSS
—
EPSS
8%
Percentile
95.0
In the wild
Unconfirmed
What it is

🔥 A crafty GIF file can lead to a heap-based buffer overflow in RealNetworks RealPlayer, potentially letting attackers run wild with arbitrary code! Think of it like a delivery person receiving a package with poorly labeled contents. If they don’t check what's inside, they might deliver a ticking time bomb instead of a harmless package! 📦 An attacker could exploit this vulnerability to execute any code they want on an unsuspecting user's device. This could lead to unauthorized access, data theft, or even complete control over the system – absolutely devastating!

Put simply

Think of it like a delivery person receiving a package with poorly labeled contents. If they don’t check what's inside, they might deliver a ticking time bomb instead of a harmless package! 📦 This vulnerability arises from improper memory allocation within the CGIFCodec::GetPacketBuffer function, allowing attackers to manipulate crafted chunk sizes in GIF files to execute malicious code.

What to do

An attacker could exploit this vulnerability to execute any code they want on an unsuspecting user's device. This could lead to unauthorized access, data theft, or even complete control over the system – absolutely devastating! To protect yourself, ensure you're using the latest version of RealPlayer—versions after 11.0.4 have addressed this flaw. If you're managing systems with RealPlayer, audit your deployments and consider removing outdated versions for good measure! You've got this! With a few updates, you can keep your systems safe and sound. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.08453 · 95.0th percentile
Published
2010-01-25T19:00Z
EPSS history
Timeline
  • 25 JAN 19:00Z
    Heap-based buffer overflow in the CGIFCodec::GetPacketBuffer function in datatype/image/gif/common/gifcodec.cpp in RealNetworks RealPlayer 10; RealPlayer 10.5…
    cvelistv5