CVE-2016-4003: XSS
First published: Tue Apr 12 2016(Updated: )
Cross-site scripting (XSS) vulnerability in the URLDecoder function in JRE before 1.8, as used in Apache Struts 2.x before 2.3.28, when using a single byte page encoding, allows remote attackers to inject arbitrary web script or HTML via multi-byte characters in a url-encoded parameter.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| maven/org.apache.struts:struts2-core | >=2.0.0<2.3.28 | 2.3.28 |
| Apache Struts 2 | >=2.0.0<=2.3.24.1 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2016-4003
- https://issues.apache.org/jira/browse/WW-4507
- http://struts.apache.org/docs/s2-028.html
- https://github.com/apache/struts/commit/4720f46a63caaf9db97ba27dc51ac5ad21e66bdc
- https://github.com/apache/struts/commit/5421930b49822606792f36653b17d3d95ef106f9
- https://github.com/apache/struts/commit/72471d7075681bea52046645ad7aa34e9c53751e
- https://github.com/apache/struts/commit/76f188406eb9f17a06afcb5f49f0c44d749da0d2
- https://github.com/apache/struts/commit/a89bbe22cd2461748d595a89a254de888a415e6c
- https://web.archive.org/web/20161119142317/http://www.securityfocus.com/bid/86311
- https://web.archive.org/web/20161221184936/http://www.securitytracker.com/id/1035268
- https://github.com/advisories/GHSA-m3x6-9v6h-4g28 (Advisory)
- http://www.securityfocus.com/bid/86311
- http://www.securitytracker.com/id/1035268
Frequently Asked Questions
What is the severity of CVE-2016-4003?
CVE-2016-4003 has been classified as a medium severity vulnerability.
How do I fix CVE-2016-4003?
To fix CVE-2016-4003, update Apache Struts to version 2.3.28 or higher.
What types of attacks does CVE-2016-4003 facilitate?
CVE-2016-4003 allows remote attackers to perform cross-site scripting (XSS) attacks.
Which versions of Apache Struts are affected by CVE-2016-4003?
CVE-2016-4003 affects Apache Struts versions from 2.0.0 to 2.3.24.1.
What is the main cause of CVE-2016-4003 vulnerability?
The main cause of CVE-2016-4003 is improper handling of multi-byte characters in a url-encoded parameter in the URLDecoder function.
- collector/github-advisory-latest
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- version/apache struts 2/2.3.24.1