CVE-2015-0899 Improper Input Validation in Apache Struts

What is CVE-2015-0899?

CVE-2015-0899 is a high-severity authentication bypass vulnerability in Apache Struts, published on 4 Jul 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The MultiPageValidator implementation in Apache Struts 1 1.1 through 1.3.10 allows remote attackers to bypass intended access restrictions via a modified page parameter.

Weakness: CWE-20

Which versions are affected by CVE-2015-0899?

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

Products include Apache Struts.

How do I fix CVE-2015-0899?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2015-0899 being exploited?

There is no known exploitation of CVE-2015-0899 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 DLA-292-1, DSA-3536-1, GHSA-cvvx-r33m-v7pq, MGASA-2015-0351.