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

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CVE-2021-46082

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
18/02/2022
Last modified:
26/02/2022

Description

Moxa TN-5900 v3.1 series routers, MGate 5109 v2.2 series protocol gateways, and MGate 5101-PBM-MN v2.1 series protocol gateways were discovered to contain a memory leak which allows attackers to cause a Denial of Service (DoS) via crafted packets.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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): None
Integrity (I): None
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

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

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:moxa:tn-5916-wv-t_firmware:*:*:*:*:*:*:*:* 3.1 (including)
cpe:2.3:h:moxa:tn-5916-wv-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:tn-5916-wv-ct-t_firmware:*:*:*:*:*:*:*:* 3.1 (including)
cpe:2.3:h:moxa:tn-5916-wv-ct-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_5109_firmware:*:*:*:*:*:*:*:* 2.2 (including)
cpe:2.3:h:moxa:mgate_5109:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_5109-t_firmware:*:*:*:*:*:*:*:* 2.2 (including)
cpe:2.3:h:moxa:mgate_5109-t:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_5101-pbm-mn_firmware:*:*:*:*:*:*:*:* 2.1 (including)
cpe:2.3:h:moxa:mgate_5101-pbm-mn:-:*:*:*:*:*:*:*
cpe:2.3:o:moxa:mgate_5101-pbm-mn-t_firmware:*:*:*:*:*:*:*:* 2.1 (including)
cpe:2.3:h:moxa:mgate_5101-pbm-mn-t:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools