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cpe:2.3:o:zyxel:usg_flex_500_firmware:5.37:-:*:*:*:*:*:*

part: o version: 5.37 update: -

VendorZyxel (d3fcf896-5708-55f8-8f74-3e19a9d55b89)
ProductUsg Flex 500 Firmware (61bd2c85-c70b-5eed-8642-517b269a0c4c)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from NVD CPE 2.0 feed

PURL mappings

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Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2023-6764 vulnerable 2026-06-03 14:53:58.918525 Details available
HIGH (8.1)
A format string vulnerability in a function of the IPSec VPN feature in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, and USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1 could allow an attacker to achieve unauthorized remote code execution by sending a sequence of specially crafted payloads containing an invalid pointer; however, such an attack would require detailed knowledge of an affected device’s memory layout and configuration.
Published: 2024-02-20T02:14:09.814Z
Updated: 2024-08-02T08:42:07.430Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2023-6399 vulnerable 2026-06-03 14:53:51.721710 Details available
MEDIUM (5.7)
A format string vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, and USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1 could allow an authenticated IPSec VPN user to cause DoS conditions against the “deviceid” daemon by sending a crafted hostname to an affected device if it has the “Device Insight” feature enabled.
Published: 2024-02-20T01:42:21.027Z
Updated: 2024-08-02T08:28:21.797Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2023-6398 vulnerable 2026-06-03 14:53:51.704312 Details available
HIGH (7.2)
A post-authentication command injection vulnerability in the file upload binary in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1, USG FLEX series firmware versions from 4.50 through 5.37 Patch 1, USG FLEX 50(W) series firmware versions from 4.16 through 5.37 Patch 1, USG20(W)-VPN series firmware versions from 4.16 through 5.37 Patch 1, USG FLEX H series firmware versions from 1.10 through 1.10 Patch 1, NWA50AX firmware versions through 6.29(ABYW.3), WAC500 firmware versions through 6.65(ABVS.1), WAX300H firmware versions through 6.60(ACHF.1), and WBE660S firmware versions through 6.65(ACGG.1) could allow an authenticated attacker with administrator privileges to execute some operating system (OS) commands on an affected device via FTP.
Published: 2024-02-20T01:34:32.229Z
Updated: 2024-08-25T15:46:49.897Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2023-6397 vulnerable 2026-06-03 14:53:51.682777 Details available
MEDIUM (6.5)
A null pointer dereference vulnerability in Zyxel ATP series firmware versions from 4.32 through 5.37 Patch 1 and USG FLEX series firmware versions from 4.50 through 5.37 Patch 1 could allow a LAN-based attacker to cause denial-of-service (DoS) conditions by downloading a crafted RAR compressed file onto a LAN-side host if the firewall has the “Anti-Malware” feature enabled.
Published: 2024-02-20T01:19:27.475Z
Updated: 2024-08-02T08:28:21.794Z
Reference links
Imported from gcve-enriched-dumps CVE data

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