What’s Vulnerable › Vulnerabilities

CVE-2018-1327

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-03-27 · updated 2026-06-17

Description

The Apache Struts REST Plugin is using XStream library which is vulnerable and allow perform a DoS attack when using a malicious request with specially crafted XML payload. Upgrade to the Apache Struts version 2.5.16 and switch to an optional Jackson XML handler as described here http://struts.apache.org/plugins/rest/#custom-contenttypehandlers. Another option is to implement a custom XML handler based on the Jackson XML handler from the Apache Struts 2.5.16.

Affected products

• Apache Struts: from 2.1.1 through 2.5.14.1

References

• http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
• http://www.securityfocus.com/bid/103516
• http://www.securitytracker.com/id/1040575
• https://cwiki.apache.org/confluence/display/WW/S2-056
• https://lists.apache.org/thread.html/r02c2d634fa74209d941c90f9a4cd36a6f12366ca65f9b90446ff2de3%40%3Cissues.struts.apache.org%3E
• https://lists.apache.org/thread.html/rf482c101a88445d73cc2e89dbf7f16ae00a4aa79a544a1e72b2326db%40%3Cissues.struts.apache.org%3E
• https://security.netapp.com/advisory/ntap-20180330-0001/
• http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
• http://www.securityfocus.com/bid/103516
• http://www.securitytracker.com/id/1040575
• https://cwiki.apache.org/confluence/display/WW/S2-056
• https://lists.apache.org/thread.html/r02c2d634fa74209d941c90f9a4cd36a6f12366ca65f9b90446ff2de3%40%3Cissues.struts.apache.org%3E

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