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Who should read this

All Struts 2 developers and users which are using the REST plugin

Impact of vulnerability

A DoS attack is possible when using outdated json-lib with the Struts REST plugin

Maximum security rating

Medium

Recommendation

Upgrade to Struts 2.5.14.1 or Struts 2.4 (TBD)

Affected Software

Struts 2.1.1 - 2.3.34, Struts 2.5 - Struts 2.5.14

Reporter

Huijun Chen <chenhuijun at huawei dot com> - Cyber Security Solution Dept, Huawei Technologies Co., Ltd

HPE (TBD)

CVE Identifier

CVE-2017-15707

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Upgrade to Apache Struts version 2.5.14.1 or 2.4. Another solution is to use the Jackson handler instead of the default JSON-lib handler as described here.

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