Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-5376

Severity CVSS v4.0:
Pending analysis
Type:
CWE-306 Missing Authentication for Critical Function
Publication date:
09/01/2024
Last modified:
08/10/2025

Description

An Improper Authentication vulnerability in Korenix JetNet TFTP allows abuse of this service. This issue affects JetNet devices older than firmware version 2024/01.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 8.60 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): High
Availability (A): None

Base Score 3.x
8.60
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:korenix:jetnet_5310g_firmware:2.6:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_5310g:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508_firmware:2.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508i-w_firmware:1.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508i-w:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508-w_firmware:2.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508-w:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508if-s_firmware:1.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508if-s:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508if-m_firmware:1.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508if-m:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508if-sw_firmware:1.3:*:*:*:*:*:*:*
cpe:2.3:h:korenix:jetnet_4508if-sw:-:*:*:*:*:*:*:*
cpe:2.3:o:korenix:jetnet_4508if-mw_firmware:1.3:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools