CVE-2023-49257: Command execution using the certificate upload utility

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-01-12 · updated 2026-06-17
Weakness: CWE-732

Description

An authenticated user is able to upload an arbitrary CGI-compatible file using the certificate upload utility and execute it with the root user privileges.

Affected products

Hongdian H8951-4G-ESP: before 2310271149 — fixed in 2310271149

How to fix

Upgrade to a fixed version: Hongdian H8951-4G-ESP 2310271149. Check the vendor advisory for mitigations.

References

https://cert.pl/en/posts/2024/01/CVE-2023-49253/
https://cert.pl/posts/2024/01/CVE-2023-49253/
https://cert.pl/en/posts/2024/01/CVE-2023-49253/
https://cert.pl/posts/2024/01/CVE-2023-49253/

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