CVE-2023-43321 — File Upload vulnerability in Digital China Networks DCFW-1800-SDC v

File Upload vulnerability in Digital China Networks DCFW-1800-SDC v.3.0 allows an authenticated attacker to execute arbitrary code via the wget function in the /sbin/cloudadmin.sh component.

01What is this vulnerability?

File Upload vulnerability in Digital China Networks DCFW-1800-SDC v.3.0 allows an authenticated attacker to execute arbitrary code via the wget function in the /sbin/cloudadmin.sh component.

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

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: 2023-10-04T00:00:00.000Z
• Last modified: 2024-09-19T19:21:08.111Z

09References

• github.com — https://github.com/Push3AX/vul/blob/main/DCN/DCFW_1800_SDC_CommandInjection.md
• www.dcnetworks.com.cn — https://www.dcnetworks.com.cn/goods/61.html