CVE-2017-18123
HIGH severity · CVSS 8.6 · Improper input validation
8.6CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86 ↗
Additional information
- NVD record
- https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86Patch
- https://vulnhive.com/2018/000004Patch
- https://github.com/splitbrain/dokuwiki/pull/2019
- https://hackerone.com/reports/238316
- https://lists.debian.org/debian-lts-announce/2018/02/msg00004.htmlAdvisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00004.html
- https://github.com/splitbrain/dokuwiki/issues/2029Advisory