NVD

CVE-2023-33010 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.25 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.25 through 5.36 Patch 1, VPN series firmware versions 4.30 through 5.36 Patch 1, ZyWALL/USG series firmware versions 4.25 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

CNA: Zyxel Corporation

Base Score: 9.8 CRITICAL

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls	Vendor Advisory
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls	Vendor Advisory

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name	Date Added	Due Date	Required Action
Zyxel Multiple Firewalls Buffer Overflow Vulnerability	06/05/2023	06/26/2023	Apply updates per vendor instructions.

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-120	Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')	NIST Zyxel Corporation

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Initial Analysis by NIST 6/06/2023 4:05:37 PM

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		NIST CWE-120
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp100_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp100_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp100_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp100:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp100w_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp100w_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp100w_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp100w:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp200_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp200_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp200_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp200:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp500_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp500_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp500_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp500:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp700_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp700_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp700_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp700:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:atp800_firmware::::::::* versions from (including) 4.32 up to (excluding) 5.36 cpe:2.3:o:zyxel:atp800_firmware:5.36:-::::::* cpe:2.3:o:zyxel:atp800_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:atp800:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg20-vpn_firmware::::::::* versions from (including) 4.30 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg20-vpn_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg20-vpn_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg20-vpn:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_20w-vpn_firmware::::::::* versions from (including) 4.25 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_20w-vpn_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_20w-vpn_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_20w-vpn:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_40_firmware::::::::* versions from (including) 4.25 up to (excluding) 4.73 cpe:2.3:o:zyxel:usg_40_firmware:4.73:-::::::* cpe:2.3:o:zyxel:usg_40_firmware:4.73:patch1::::::* OR cpe:2.3:h:zyxel:usg_40:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_40w_firmware::::::::* versions from (including) 4.25 up to (excluding) 4.73 cpe:2.3:o:zyxel:usg_40w_firmware:4.73:-::::::* cpe:2.3:o:zyxel:usg_40w_firmware:4.73:patch1::::::* OR cpe:2.3:h:zyxel:usg_40w:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_60_firmware::::::::* versions from (including) 4.25 up to (excluding) 4.73 cpe:2.3:o:zyxel:usg_60_firmware:4.73:-::::::* cpe:2.3:o:zyxel:usg_60_firmware:4.73:patch1::::::* OR cpe:2.3:h:zyxel:usg_60:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_60w_firmware::::::::* versions from (including) 4.25 up to (excluding) 4.73 cpe:2.3:o:zyxel:usg_60w_firmware:4.73:-::::::* cpe:2.3:o:zyxel:usg_60w_firmware:4.73:patch1::::::* OR cpe:2.3:h:zyxel:usg_60w:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_100_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_100_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_100_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_100:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_100_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_100w_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_100w_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_100w:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_200_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_200_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_200_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_200:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_500_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_500_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_500_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_500:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_50_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_50_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_50_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_50:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_50w_firmware::::::::* versions from (including) 4.25 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_50w_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_50w:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:usg_flex_700_firmware::::::::* versions from (including) 4.50 up to (excluding) 5.36 cpe:2.3:o:zyxel:usg_flex_700_firmware:5.36:-::::::* cpe:2.3:o:zyxel:usg_flex_700_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:usg_flex_700:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:vpn1000_firmware::::::::* versions from (including) 4.30 up to (excluding) 5.36 cpe:2.3:o:zyxel:vpn1000_firmware:5.36:-::::::* cpe:2.3:o:zyxel:vpn1000_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:vpn1000:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:vpn100_firmware::::::::* versions from (including) 4.30 up to (excluding) 5.36 cpe:2.3:o:zyxel:vpn100_firmware:5.36:-::::::* cpe:2.3:o:zyxel:vpn100_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:vpn100:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:vpn300_firmware::::::::* versions from (including) 4.30 up to (excluding) 5.36 cpe:2.3:o:zyxel:vpn300_firmware:5.36:-::::::* cpe:2.3:o:zyxel:vpn300_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:vpn300:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:zyxel:vpn50_firmware::::::::* versions from (including) 4.30 up to (excluding) 5.36 cpe:2.3:o:zyxel:vpn50_firmware:5.36:-::::::* cpe:2.3:o:zyxel:vpn50_firmware:5.36:patch1::::::* OR cpe:2.3:h:zyxel:vpn50:-:::::::*
Changed	Reference Type	https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls No Types Assigned	https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2023-33010
NVD Published Date:
05/24/2023
NVD Last Modified:
11/21/2024
Source:
Zyxel Corporation

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