CVE-2019-8933 — In DedeCMS 5

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 Mana

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-02-19T02:00:00.000Z
• Last modified: 2024-09-16T20:43:13.298Z

09References

• blog.csdn.net — https://blog.csdn.net/qq_36093477/article/details/86681178