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CVE-2017-9804

UnknownEPSS 9.51%

Last modified

CVE-2017-9804 is a vulnerability of currently unknown severity. In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.. EPSS estimates a 9.51% chance of exploitation in the next 30 days.

Description

In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.

Metrics

EPSS Probability
9.51%

94.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheStruts2.3.7
ApacheStruts2.3.8
ApacheStruts2.3.9
ApacheStruts2.3.10
ApacheStruts2.3.11
ApacheStruts2.3.12
ApacheStruts2.3.13
ApacheStruts2.3.14
ApacheStruts2.3.14.1
ApacheStruts2.3.14.2
ApacheStruts2.3.14.3
ApacheStruts2.3.15
ApacheStruts2.3.15.1
ApacheStruts2.3.15.2
ApacheStruts2.3.15.3
ApacheStruts2.3.16
ApacheStruts2.3.16.1
ApacheStruts2.3.16.2
ApacheStruts2.3.16.3
ApacheStruts2.3.17
ApacheStruts2.3.19
ApacheStruts2.3.20
ApacheStruts2.3.20.1
ApacheStruts2.3.20.2
ApacheStruts2.3.21
ApacheStruts2.3.22
ApacheStruts2.3.23
ApacheStruts2.3.24.2
ApacheStruts2.3.24.3
ApacheStruts2.3.25
ApacheStruts2.3.26
ApacheStruts2.3.27
ApacheStruts2.3.28
ApacheStruts2.3.28.1
ApacheStruts2.3.29
ApacheStruts2.3.30
ApacheStruts2.3.31
ApacheStruts2.3.32
ApacheStruts2.3.33
ApacheStruts2.5
ApacheStruts2.5.1
ApacheStruts2.5.2
ApacheStruts2.5.3
ApacheStruts2.5.4
ApacheStruts2.5.5
ApacheStruts2.5.6
ApacheStruts2.5.7
ApacheStruts2.5.8
ApacheStruts2.5.9
ApacheStruts2.5.10

Showing 50 of 52 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-9804?
In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL. NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672.
How severe is CVE-2017-9804?
Severity scoring for CVE-2017-9804 is pending analysis. The EPSS model estimates a 9.51% probability of exploitation in the next 30 days.
How do I fix CVE-2017-9804?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-9804?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST