CVE-2017-16906

Public Exploit

Description

In Horde Groupware 5.2.19-5.2.22, there is XSS via the URL field in a "Calendar -> New Event" action.

Category

5.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.25%
Third-Party Advisory blogspot.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://code610.blogspot.com/2017/11/rce-via-xss-horde-5219.html issue tracking exploit third party advisory
https://github.com/horde/kronolith/commit/09d90141292f9ec516a7a2007bf828ce2bbdf60d third party advisory patch
https://github.com/starnightcyber/Miscellaneous/blob/master/Horde/README.md third party advisory exploit
https://lists.debian.org/debian-lts-announce/2020/08/msg00049.html mailing list

Frequently Asked Questions

What is the severity of CVE-2017-16906?
CVE-2017-16906 has been scored as a medium severity vulnerability.
How to fix CVE-2017-16906?
To fix CVE-2017-16906, 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-2017-16906 being actively exploited in the wild?
It is possible that CVE-2017-16906 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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