CVE-2020-5497

Public Exploit

Description

The OpenID Connect reference implementation for MITREid Connect through 1.3.3 allows XSS due to userInfoJson being included in the page unsanitized. This is related to header.tag. The issue can be exploited to execute arbitrary JavaScript.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.57%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory seclists.org Third-Party Advisory github.com Third-Party Advisory securitymetrics.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/issues/1521 issue tracking exploit third party advisory
https://www.securitymetrics.com/blog/MITREid-Connect-cross-site-scripting-CVE-2020-5497 third party advisory exploit
http://seclists.org/fulldisclosure/2020/Feb/25 third party advisory mailing list
http://packetstormsecurity.com/files/156574/MITREid-1.3.3-Cross-Site-Scripting.html exploit vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-5497?
CVE-2020-5497 has been scored as a medium severity vulnerability.
How to fix CVE-2020-5497?
To fix CVE-2020-5497, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-5497 being actively exploited in the wild?
It is possible that CVE-2020-5497 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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