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8.1 High Exploited

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

References

Timeline

  1. Published
  2. Added to the KEV catalogue
  3. Last modified
The 33 CVEs of Apache Struts →
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