CVE-2021-42770

Public Exploit

Description

A Cross-site scripting (XSS) vulnerability was discovered in OPNsense before 21.7.4 via the LDAP attribute return in the authentication tester.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.93% Top 20%
Vendor Advisory opnsense.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cert.orange.com third party advisory
https://opnsense.org/opnsense-21-7-4-released/ release notes vendor advisory
https://github.com/orangecertcc/security-research/security/advisories/GHSA-r32j-xgg3-w2rw third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-42770?
CVE-2021-42770 has been scored as a medium severity vulnerability.
How to fix CVE-2021-42770?
To fix CVE-2021-42770, 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-2021-42770 being actively exploited in the wild?
It is possible that CVE-2021-42770 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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