CVE-2008-5353

The Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier…

published December 5, 2008

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.7th percentile for exploit probability.

CVSS
—
EPSS
86%
Percentile
99.7
In the wild
Unconfirmed
What it is

⚠️ A sneaky deserialization flaw in the Java Runtime Environment could let attackers run untrusted applets in a privileged context — like giving the keys to the kingdom to an uninvited guest! Picture a restaurant where a diner can walk straight into the kitchen without any checks. This vulnerability lets attackers sneak in and operate with the same power as trusted applets, potentially causing chaos. If exploited, an attacker could execute malicious code with elevated privileges, compromising the integrity of the entire system. It’s like letting someone into your home who can rearrange your furniture however they please — not ideal!

Put simply

Picture a restaurant where a diner can walk straight into the kitchen without any checks. This vulnerability lets attackers sneak in and operate with the same power as trusted applets, potentially causing chaos. This vulnerability arises from improper enforcement of ZoneInfo objects during the deserialization process, specifically in Sun JDK and JRE versions up to 6 Update 10. It allows untrusted applets to run as if they have full permissions, which can lead to serious security breaches.

What to do

If exploited, an attacker could execute malicious code with elevated privileges, compromising the integrity of the entire system. It’s like letting someone into your home who can rearrange your furniture however they please — not ideal! To mitigate this vulnerability, update to the latest JDK or JRE. Ensure you're on versions beyond 6 Update 10 and always validate your serialized data. Regularly check for security patches to keep your environment protected. You've got this! With a few updates, you can lock down your systems and keep the hackers at bay. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.85811 · 99.7th percentile
Published
2008-12-05T11:00Z
EPSS history
Timeline
  • 05 DEC 11:00Z
    The Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier…
    cvelistv5