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

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CVE-2020-2504

Severity CVSS v4.0:
Pending analysis
Type:
CWE-22 Path Traversal
Publication date:
24/12/2020
Last modified:
28/12/2020

Description

If exploited, this absolute path traversal vulnerability could allow attackers to traverse files in File Station. QNAP has already fixed these issues in QES 2.1.1 Build 20201006 and later.

Impact

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

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): None

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:qnap:qes:*:*:*:*:*:*:*:* 2.1.1 (excluding)
cpe:2.3:a:qnap:qes:2.1.1:-:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200211:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200303:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200319:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200424:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200515:*:*:*:*:*:*
cpe:2.3:a:qnap:qes:2.1.1:build_20200811:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools