CVE-2017-18123

Public Exploit

Description

The call parameter of /lib/exe/ajax.php in DokuWiki through 2017-02-19e does not properly encode user input, which leads to a reflected file download vulnerability, and allows remote attackers to run arbitrary programs.

Category

8.6
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.35%
Third-Party Advisory github.com Third-Party Advisory debian.org Third-Party Advisory vulnhive.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/splitbrain/dokuwiki/pull/2019 issue tracking
https://vulnhive.com/2018/000004 patch exploit third party advisory issue tracking
https://lists.debian.org/debian-lts-announce/2018/02/msg00004.html mailing list third party advisory issue tracking
https://lists.debian.org/debian-lts-announce/2018/07/msg00004.html mailing list
https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86 patch
https://hackerone.com/reports/238316 permissions required
https://github.com/splitbrain/dokuwiki/issues/2029 third party advisory issue tracking exploit

Frequently Asked Questions

What is the severity of CVE-2017-18123?
CVE-2017-18123 has been scored as a high severity vulnerability.
How to fix CVE-2017-18123?
To fix CVE-2017-18123, 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-2017-18123 being actively exploited in the wild?
It is possible that CVE-2017-18123 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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