THREATPORT/VULNERABILITY/CVE-2019-8933
HIGH SEVERITY

CVE-2019-8933

Dedecms vulnerability

CVSS
8.8
EPSS
3.4%
EPSS pct
88th
Exploited
No known
In DedeCMS 5.7SP2, attackers can upload a .php file to the uploads/ directory (without being blocked by the Web Application Firewall), and then execute this file, via this sequence of steps: visiting the management page, clicking on the template, clicking on Default Template Management, clicking on New Template, and modifying the filename from ../index.html to ../index.php.
Affected vendor
Dedecms
Affected product
Dedecms
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-434 — Unrestricted Upload of File with Dangerous Type
Published
2019-02-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2019-8933

  • Confirm whether Dedecms Dedecms is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2019-8933.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-8933

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-8933 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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