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

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CVE-2022-47732

Severity CVSS v4.0:
Pending analysis
Type:
CWE-916 Use of Password Hash With Insufficient Computational Effort
Publication date:
20/01/2023
Last modified:
03/04/2025

Description

In Yeastar N412 and N824 Configuration Panel 42.x and 45.x, an unauthenticated attacker can create backup file and download it, revealing admin hash, allowing, once cracked, to login inside the Configuration Panel, otherwise, replacing the hash in the archive and restoring it on the device which will change admin password granting access to the device.

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

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:yeastar:n824_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:yeastar:n824:-:*:*:*:*:*:*:*
cpe:2.3:o:yeastar:n412_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:yeastar:n412:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools