Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Tapestry | >= 4.0.0, < 5.0.1 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2022/12/02/1Mailing ListThird Party Advisory
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35Mailing ListVendor Advisory
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35Mailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20210115-0007/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/12/02/1Mailing ListThird Party Advisory
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35Mailing ListVendor Advisory
- https://lists.apache.org/thread.html/r700a6aa234dbff0555d4187bdc8274d7e4c0afbf35Mailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20210115-0007/Third Party Advisory
FAQ
What is CVE-2020-17531?
CVE-2020-17531 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 deserial...
How severe is CVE-2020-17531?
CVE-2020-17531 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-17531?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Tapestry.