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Who should read this

All Struts 2 developers and users

Impact of vulnerability

The attacker make a specially craft form using the predicted token that force an action to a logged-in user (CSRF).

Maximum security rating

Medium

Recommendation

Developers should immediately upgrade to Struts 2.3.20 if they use <s:token/> support

Affected Software

Struts 2.0.0 - Struts 2.3.16.3

Reporter

Philippe Arteau / @h3xStreamof Groupe Technologies Desjardins

CVE Identifier

CVE-2014-7809

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