Vulnerability Description
A reflected Cross-Site Scripting (XSS) flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final, where it did not properly handle URL encoding when calling @javax.ws.rs.PathParam without any @Produces MediaType. This flaw allows an attacker to launch a reflected XSS attack. The highest threat from this vulnerability is to data confidentiality and integrity.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Resteasy | <= 4.6.0 |
| Netapp | Oncommand Insight | - |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1942819Issue TrackingVendor Advisory
- https://security.netapp.com/advisory/ntap-20210727-0005/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1942819Issue TrackingVendor Advisory
- https://security.netapp.com/advisory/ntap-20210727-0005/Third Party Advisory
FAQ
What is CVE-2021-20293?
CVE-2021-20293 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A reflected Cross-Site Scripting (XSS) flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final, where it did not properly handle URL encoding when calling @javax.ws.rs.PathParam witho...
How severe is CVE-2021-20293?
CVE-2021-20293 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20293?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Resteasy, Netapp Oncommand Insight.