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

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CVE-2021-25847

Severity CVSS v4.0:
Pending analysis
Type:
CWE-125 Out-of-bounds Read
Publication date:
10/05/2021
Last modified:
18/05/2021

Description

Improper validation of the length field of LLDP-MED TLV in userdisk/vport_lldpd in Moxa Camera VPort 06EC-2V Series, version 1.1, allows information disclosure to attackers due to controllable loop counter variable via a crafted lldp packet.

Impact

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

Base Score: 9.10 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

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

Base Score 3.x
9.10
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 8.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): Complete

Base Score 2.0
8.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:moxa:vport_06ec-2v26m_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v26m:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v36m-t_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v36m-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v36m-ct_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v36m-ct:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v36m-ct-t_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v36m-ct-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v42m_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v42m:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v42m-t_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v42m-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v42m-ct_firmware:*:*:*:*:*:*:*:* 1.1 (including)
cpe:2.3:h:moxa:vport_06ec-2v42m-ct:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:vport_06ec-2v42m-ct-t_firmware:*:*:*:*:*:*:*:* 1.1 (including)

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


References to Advisories, Solutions, and Tools