CVE-2019-17571 vulnerability in Apache and Other Products
Published on December 20, 2019
Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization gadget when listening to untrusted network traffic for log data. This affects Log4j versions up to 1.2 up to 1.2.17.
Weakness Type
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2019-17571 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
Products Associated with CVE-2019-17571
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Affected Versions
Apache Software Foundation Log4j Version versions up to 1.2.17 is affected by CVE-2019-17571Exploit Probability
EPSS
41.40%
Percentile
97.35%
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.