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

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CVE-2022-26414

Severity CVSS v4.0:
Pending analysis
Type:
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Publication date:
11/04/2022
Last modified:
15/04/2022

Description

A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.

Impact

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
5.50
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

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

Base Score 2.0
4.90
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:vmg3312-t20a_firmware:5.30\(abfx.5\)c0:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:vmg3312-t20a:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg3525-t50b_firmware:*:*:*:*:america:*:*:* 5.50\(abpm.6\)c0 (excluding)
cpe:2.3:o:zyxel:emg3525-t50b_firmware:*:*:*:*:emea:*:*:* 5.50\(abpm.6\)c0 (excluding)
cpe:2.3:h:zyxel:emg3525-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg5523-t50b_firmware:*:*:*:*:america:*:*:* 5.50\(abpm.6\)c0 (excluding)
cpe:2.3:o:zyxel:emg5523-t50b_firmware:*:*:*:*:emea:*:*:* 5.50\(abpm.6\)c0 (excluding)
cpe:2.3:h:zyxel:emg5523-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg5723-t50k_firmware:*:*:*:*:*:*:*:* 5.50\(abom.7\)c0 (excluding)
cpe:2.3:h:zyxel:emg5723-t50k:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg6726-b10a_firmware:*:*:*:*:*:*:*:* 5.13\(abnp.7\)c0 (excluding)
cpe:2.3:h:zyxel:emg6726-b10a:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg1312-t20b_firmware:*:*:*:*:*:*:*:* 5.50\(absb.5\)c0 (excluding)
cpe:2.3:h:zyxel:vmg1312-t20b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg3625-t50b_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.6\)c0 (excluding)

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


References to Advisories, Solutions, and Tools