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

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CVE-2025-63212

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
19/11/2025
Last modified:
15/01/2026

Description

GatesAir Flexiva-LX devices on firmware 1.0.13 and 2.0, including models LX100, LX300, LX600, and LX1000, expose sensitive session identifiers (sid) in the publicly accessible log file located at /log/Flexiva%20LX.log. An unauthenticated attacker can retrieve valid session IDs and hijack sessions without providing any credentials. This attack requires the legitimate user (admin) to have previously closed the browser window without logging out.

Impact

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

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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

Base Score 3.x
6.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:gatesair:flexiva_lx100_firmware:1.0.13:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx100_firmware:2.0:*:*:*:*:*:*:*
cpe:2.3:h:gatesair:flexiva_lx100:-:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx300_firmware:1.0.13:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx300_firmware:2.0:*:*:*:*:*:*:*
cpe:2.3:h:gatesair:flexiva_lx300:-:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx600_firmware:1.0.13:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx600_firmware:2.0:*:*:*:*:*:*:*
cpe:2.3:h:gatesair:flexiva_lx600:-:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx1000_firmware:1.0.13:*:*:*:*:*:*:*
cpe:2.3:o:gatesair:flexiva_lx1000_firmware:2.0:*:*:*:*:*:*:*
cpe:2.3:h:gatesair:flexiva_lx1000:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools