CVE-2012-4420 Information disclosure in java-1.7.0-openjdk
A remote attacker can obtain sensitive information due to improper initialization of integer arrays in the Java Virtual Machine.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2012-4420?
CVE-2012-4420 is a high-severity vulnerability in Oracle Jdk, published on 26 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An information disclosure flaw was found in the way the Java Virtual Machine (JVM) implementation of Java SE 7 as provided by OpenJDK 7 incorrectly initialized integer arrays after memory allocation (in certain circumstances they had nonzero elements right after the allocation). A remote attacker could use this flaw to obtain potentially sensitive information.
Weakness: CWE-200
Which versions are affected by CVE-2012-4420?
It affects 1 product.
Products include Oracle Jdk.
How do I fix CVE-2012-4420?
No fix has been published for CVE-2012-4420 yet. Limit exposure of the affected software until one is available.
Is CVE-2012-4420 being exploited?
There is no known exploitation of CVE-2012-4420 in the wild and no public exploit code.
Other vulnerabilities in Oracle Jdk
Sources
Also known as GHSA-qmhj-qfmf-95g9.