CVE-2023-47213
CWE-798Published: November 16, 2023· Updated: Jun 17, 2026
Official Description
First Corporation's DVRs use a hard-coded password, which may allow a remote unauthenticated attacker to rewrite or obtain the configuration information of the affected device. Note that updates are provided only for Late model of CFR-4EABC, CFR-4EAB, CFR-8EAB, CFR-16EAB, MD-404AB, and MD-808AB. As for the other products, apply the workaround.
Risk Analysis
First Corporation DVRs use hard-coded passwords, enabling remote unauthenticated attackers to access or alter device configurations. This critical flaw allows persistent unauthorized access to the device.
No public exploit is known, and the vulnerability is not in the CISA KEV.
Update to the latest firmware for supported models and ensure the device is not exposed to the public internet.
Technical Analysis
CVE-2023-47213 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-798)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-47213 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts