CVE-2021-25122 vulnerability in Apache and Other Products
Published on March 1, 2021
Apache Tomcat h2c request mix-up
When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.
Weakness Type
What is an Information Disclosure Vulnerability?
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
CVE-2021-25122 has been classified to as an Information Disclosure vulnerability or weakness.
Products Associated with CVE-2021-25122
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-25122 are published in these products:
Affected Versions
Apache Software Foundation Apache Tomcat:- Version Apache Tomcat 10 and below 10.0.2 is affected.
- Version Apache Tomcat 9 and below 9.0.42 is affected.
- Version Apache Tomcat 8.5 and below 8.5.62 is affected.
Exploit Probability
EPSS
2.78%
Percentile
85.79%
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.