CVE-2017-18123: Input Validation
First published: Sat Feb 03 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| DokuWiki | <=2017-02-19e | |
| Debian | =7.0 |
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Reference Links
- https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86
- https://github.com/splitbrain/dokuwiki/issues/2029
- https://github.com/splitbrain/dokuwiki/pull/2019
- https://hackerone.com/reports/238316
- https://lists.debian.org/debian-lts-announce/2018/02/msg00004.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00004.html
- https://vulnhive.com/2018/000004
Frequently Asked Questions
What is the severity of CVE-2017-18123?
CVE-2017-18123 has a medium severity rating that indicates it poses a risk of reflected file download exploitation.
How do I fix CVE-2017-18123?
To fix CVE-2017-18123, update DokuWiki to a version later than 2017-02-19e that includes the necessary security patches.
What software is affected by CVE-2017-18123?
CVE-2017-18123 affects DokuWiki versions up to and including 2017-02-19e and Debian Linux version 7.0.
What type of vulnerability is CVE-2017-18123?
CVE-2017-18123 is classified as a reflected file download vulnerability that allows attackers to execute arbitrary programs remotely.
Can CVE-2017-18123 lead to data breaches?
Yes, CVE-2017-18123 could potentially lead to data breaches by allowing unauthorized execution of commands on a vulnerable system.
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- agent/softwarecombine
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- vendor/dokuwiki
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- version/dokuwiki/2017-02-19e
- vendor/debian
- canonical/debian
- version/debian/7.0