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

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CVE-2023-1385

Severity CVSS v4.0:
Pending analysis
Type:
CWE-330 Use of Insufficiently Random Value
Publication date:
03/05/2023
Last modified:
12/05/2023

Description

Improper JPAKE implementation allows offline PIN brute-forcing due to the initialization of random values to a known value, which leads to unauthorized authentication to amzn.lightning services.<br /> <br /> This issue affects:<br /> <br /> Amazon Fire TV Stick 3rd gen versions prior to 6.2.9.5.<br /> Insignia TV with FireOS 7.6.3.3.

Impact

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

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Adjacent
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
8.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amazon:fire_os:*:*:*:*:*:*:*:* 6.2.9.5 (excluding)
cpe:2.3:h:amazon:fire_tv_stick_3rd_gen:-:*:*:*:*:*:*:*
cpe:2.3:o:amazon:fire_os:*:*:*:*:*:*:*:* 7.6.3.3 (excluding)
cpe:2.3:h:bestbuy:insignia_tv:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools