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CVE-2026-2491

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CVE-2026-2491

Published: Mar 13, 2026

Modified: Mar 16, 2026

PUBLISHED

CVSS v3.0

6.3

MEDIUM

Description

Socomec DIRIS A-40 HTTP API Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Socomec DIRIS A-40 power monitoring devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web API implementation, which listens on TCP port 80 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-23993.

VendorProductVersions

Socomec

DIRIS A-40

affected
1.8.1

Weaknesses (CWE)

CWE-306

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

ZDI-26-129
x_research-advisory
vendor-provided URL
vendor-advisory

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