CVE-2017-18123

HIGHNVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 8.6Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
8.6
EG Score
8.6(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity86% × 45%
Exploitation3% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
3%
EPSS %ILE
84%
KEV
Not listed

Published

February 3, 2018

Last Modified

November 21, 2024

Advisory Details (6)

Auto-updated Sep 1, 2026
Patch available. Sources: github_commit, github_pr.
github_pr Patch Available

Update html.php

Patch available: splitbrain/dokuwiki release-2023-04-04 (PR #2019 merged 2017-06-16)

https://github.com/splitbrain/dokuwiki/pull/2019
generic

reflected file download vulnerability · Issue #2029 · dokuwiki/dokuwiki · GitHub

https://github.com/splitbrain/dokuwiki/issues/2029
github_commit Patch Available

commit 238b8e878ad4 (splitbrain/dokuwiki)

Patch available: splitbrain/dokuwiki release-2023-04-04 (contains commit 238b8e878ad4)

https://github.com/splitbrain/dokuwiki/commit/238b8e878ad48f370903465192b57c2072f65d86
generic

CVE-2018-0004 - CVE.report

https://vulnhive.com/2018/000004
generic Patch Available

[SECURITY] [DLA 1413-1] dokuwiki security update

https://lists.debian.org/debian-lts-announce/2018/07/msg00004.html
generic

[SECURITY] [DLA 1269-1] dokuwiki security update

https://lists.debian.org/debian-lts-announce/2018/02/msg00004.html

Affected Packages

(6 across 6 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
dokuwiki—0.0.20160626.a-2.1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
dokuwiki—0.0.20160626.a-2.1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
dokuwiki—0.0.20160626.a-2.1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
dokuwiki—0.0.20160626.a-2.1—
Debian:7(1)
PackageVulnerable rangeFixed inDependents
dokuwiki0.0.20120125b-2, 0.0.20120125b-2+deb7u10.0.20120125b-2+deb7u2—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
dokuwiki0.0.20140505.a+dfsg-40.0.20140505.a+dfsg-4+deb8u1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 22× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 124 total refreshes for this CVE.

  1. 2026-09-07 15:56 UTCEPSS rescore
  2. 2026-09-06 13:43 UTCEPSS rescore
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  10. 2026-07-23 01:28 UTCEG score recompute
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  75. 2026-06-06 13:45 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2017-18123?
CVE-2017-18123 is a high vulnerability published on February 3, 2018. 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.
When was CVE-2017-18123 disclosed?
CVE-2017-18123 was first published in the National Vulnerability Database on February 3, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-18123 actively exploited?
CVE-2017-18123 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 15.7% of all scored CVEs.
What is the CVSS score of CVE-2017-18123?
CVE-2017-18123 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2017-18123?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-18123, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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