CVE-2014-7809 Cross-Site Request Forgery in Apache Struts

What is CVE-2014-7809?

CVE-2014-7809 is a medium-severity vulnerability in Apache Struts, published on 10 Dec 2014. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Apache Struts 2.0.0 through 2.3.x before 2.3.20 uses predictable <s:token/> values, which allows remote attackers to bypass the CSRF protection mechanism.

Weakness: CWE-352

Which versions are affected by CVE-2014-7809?

2 open source packages ship an affected version, including org.apache.struts:struts2-core. It affects 1 product.

Products include Apache Struts.

How do I fix CVE-2014-7809?

Upgrade org.apache.struts:struts2-core to 2.3.20 or later.

Is CVE-2014-7809 being exploited?

There is no known exploitation of CVE-2014-7809 in the wild and no public exploit code.

Other vulnerabilities in Apache Struts

• CVE-2020-17530 Apache Struts Remote Code Execution Exploited Critical 9.8
• CVE-2017-9791 Apache Struts 1 Improper Input Validation Exploited Critical 9.8
• CVE-2017-5638 Apache Struts Remote Code Execution Exploited Critical 9.8
• CVE-2012-0391 Apache Struts 2 Improper Input Validation Exploited Critical 9.8
• CVE-2018-11776 Apache Struts Remote Code Execution Exploited High 8.1

All Apache Struts vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-h4v9-jf2r-9h6m.