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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2020-5324

Severity CVSS v4.0:
Pending analysis
Type:
CWE-59 Link Following
Publication date:
21/02/2020
Last modified:
14/09/2021

Description

Dell Client Consumer and Commercial Platforms contain an Arbitrary File Overwrite Vulnerability. The vulnerability is limited to the Dell Firmware Update Utility during the time window while being executed by an administrator. During this time window, a locally authenticated low-privileged malicious user could exploit this vulnerability by tricking an administrator into overwriting arbitrary files via a symlink attack. The vulnerability does not affect the actual binary payload that the update utility delivers.

Impact

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

Base Score: 4.40 MEDIUM
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N

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

Base Score 3.x
4.40
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:H/Au:N/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 2.60 LOW
Vector: AV:L/AC:H/Au:N/C:N/I:P/A:P

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

Base Score 2.0
2.60
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:dell:g3_3579_firmware:*:*:*:*:*:*:*:* 1.11.0 (excluding)
cpe:2.3:h:dell:g3_3579:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g3_3779_firmware:*:*:*:*:*:*:*:* 1.11.0 (excluding)
cpe:2.3:h:dell:g3_3779:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g3_15_3590_firmware:*:*:*:*:*:*:*:* 1.9.2 (excluding)
cpe:2.3:h:dell:g3_15_3590:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g5_15_5590_firmware:*:*:*:*:*:*:*:* 1.11.1 (excluding)
cpe:2.3:h:dell:g5_15_5590:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g5_5090_firmware:*:*:*:*:*:*:*:* 1.1.2 (excluding)
cpe:2.3:h:dell:g5_5090:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g5_5587_firmware:*:*:*:*:*:*:*:* 1.12.2 (excluding)
cpe:2.3:h:dell:g5_5587:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g7_15_7590_firmware:*:*:*:*:*:*:*:* 1.11.1 (excluding)
cpe:2.3:h:dell:g7_15_7590:-:*:*:*:*:*:*:*
cpe:2.3:o:dell:g7_17_7790_firmware:*:*:*:*:*:*:*:* 1.11.1 (excluding)

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


References to Advisories, Solutions, and Tools