Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2020-12830

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
27/10/2020
Last modified:
02/11/2020

Description

Addressed multiple stack buffer overflow vulnerabilities that could allow an attacker to carry out escalation of privileges through unauthorized remote code execution in Western Digital My Cloud devices before 5.04.114.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

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

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:westerndigital:my_cloud_firmware:*:*:*:*:*:*:*:* 5.04.114 (excluding)
cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_expert_series_ex2:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_mirror_-_gen_2:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools