CVE-2022-23307 vulnerability in Apache and Other Products
Published on January 18, 2022
A deserialization flaw in the Chainsaw component of Log4j 1 can lead to malicious code execution.
Vulnerability Analysis
CVE-2022-23307 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2022-23307 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2022-23307
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Affected Versions
Apache Software Foundation Apache Log4j 1.x:- Version 1.2.1 and below unspecified is affected.
- Version unspecified, <= 2.0-alpha1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.