CVE-2021-20137

Public Exploit

Description

A reflected cross-site scripting vulnerability exists in the url parameter of the /cgi-bin/luci/site_access/ page on the Gryphon Tower router's web interface. An attacker could exploit this issue by tricking a user into following a specially crafted link, granting the attacker javascript execution in the context of the victim's browser.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 11.46% Top 10%
Third-Party Advisory tenable.com
Affected: n/a Gryphon Tower router
Published at:
Updated at:

References

Link Tags
https://www.tenable.com/security/research/tra-2021-51 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-20137?
CVE-2021-20137 has been scored as a medium severity vulnerability.
How to fix CVE-2021-20137?
To fix CVE-2021-20137, 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-2021-20137 being actively exploited in the wild?
It is possible that CVE-2021-20137 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-20137?
CVE-2021-20137 affects n/a Gryphon Tower router.
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