netVigilance Vulnerability intelligence since 2004
CVE-2017-9805 · netVigilance record NV21-0027

Apache Struts Deserialization of Untrusted Data

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2022-05-03 · passed 4 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

Apache Struts REST Plugin 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.

Who is affected

Apache Struts. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Weakness class: CWE-502.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 4 months ago

Sources