CVE-2026-124577

Intelbras SG 2404 PoE L2+ Web Management EXCU_SHELL improper authentication

Published Nov 9, 2026 CVSS 4.0 · 9.3 Critical EPSS 2.1% KEV · Not listed
Description
A weakness has been identified in Intelbras SG 2404 PoE L2+ 1.00.70/1.00.72. The affected element is an unknown function of the file /EXCU_SHELL of the component Web Management Interface. Executing a manipulation can lead to improper authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.00.74 is sufficient to fix this issue. Upgrading the affected component is advised.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description A weakness has been identified in Intelbras SG 2404 PoE L2+ 1.00.70/1.00.72. The affected element is an unknown function of the file /EXCU_SHELL of the component Web Management Interface. Executing a manipulation can lead to improper authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.00.74 is sufficient to fix this issue. Upgrading the affected component is advised.
Title Intelbras SG 2404 PoE L2+ Web Management EXCU_SHELL improper authentication
First Time appeared Intelbras
Intelbras sg 2404 Poe L2
Weaknesses CWE-287
CPEs cpe:2.3:h:intelbras:sg_2404_poe_l2_:*:*:*:*:*:*:*:*
Vendors & Products Intelbras
Intelbras sg 2404 Poe L2
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Nov 12, 2026, 6:05 PM
Reserved
Nov 8, 2026, 5:02 PM
Status
Deferred
Published
Nov 9, 2026, 8:17 AM
Modified
Nov 12, 2026, 7:16 PM