CVE-2020-17531: Deserialization flaw in EOL Tapestry 4.
First published: Tue Dec 08 2020(Updated: )
A Java Serialization vulnerability was found in Apache Tapestry 4. Apache Tapestry 4 will attempt to deserialize the "sp" parameter even before invoking the page's validate method, leading to deserialization without authentication. Apache Tapestry 4 reached end of life in 2008 and no update to address this issue will be released. Apache Tapestry 5 versions are not vulnerable to this issue. Users of Apache Tapestry 4 should upgrade to the latest Apache Tapestry 5 version.
Credit: security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache Tapestry | >=4.0.0<5.0.1 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2022/12/02/1
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76%40%3Cusers.tapestry.apache.org%3E
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35b9a3457f09ee76@%3Cusers.tapestry.apache.org%3E
- https://security.netapp.com/advisory/ntap-20210115-0007/
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- vendor/apache
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- version/apache tapestry/4.0.0