8.1
High
CVE-2017-9805 Apache Struts Deserialization of Untrusted Data Vulnerability
Active exploitation observed
· CISA KEV catalogue
Required action
Apply updates per vendor instructions.
Ransomware campaigns
Not observed so far
Weakness
CWE-502
Description
The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Apache Struts | Versions not published |
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