D-View 8 - Authentication Bypass (CVE-2023-5074)
Description
Use of a static key to protect a JWT token used in user authentication can allow an for an authentication bypass in D-Link D-View 8 v2.0.1.28
psychologyCrowdSec Analysis
CVE-2023-5074 is a critical vulnerability in D-Link D-View 8 that allows authentication bypass due to the use of a static key for protecting JWT tokens involved in user authentication.
CrowdSec has been tracking this vulnerability and its exploits since 1st of June 2025.
CrowdSec network observations suggest that most exploitation of CVE-2023-5074 involves focused reconnaissance to identify viable targets. Attackers typically tailor their campaigns based on system exposure and configuration. It is unlikely that a given attack is accidental. CrowdSec network telemetry also shows that exploitation of CVE-2023-5074 has significantly declined over the past week. Attack volumes are well below the long-term average, suggesting attackers are rapidly losing interest. The vulnerability appears to be falling out of active use across most threat landscapes.
Observed exploitation attempts frequently target URLs containing /dview8/api/usersbylevel.
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| Event | Date |
|---|---|
| CVE Published | 2023-09-20 |
| Rule Released | 2025-06-01 |
| CrowdSec First Seen | 2025-06-05 |