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Improper Input Validation in com.opensymphony:xwork

CVE-2016-4461

  • com.opensymphony:xwork
  • com.opensymphony:xwork-core
  • opensymphony:xwork
  • opensymphony:xwork-2.0-beta
  • org.apache.struts:struts2-core
  • org.apache.struts.xwork:xwork-core
High
8.8/10

Summary

Apache Struts 2.x before 2.3.29 and 2.5.x before 2.5.1 allows remote attackers to execute arbitrary code via a "%{}" sequence in a tag attribute, aka forced double OGNL evaluation. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-0785.

  • LOW
  • NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • LOW
  • HIGH
  • HIGH

CWE-20 - Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References

Advisory Timeline

  • Published