A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.

Project Subscriptions

Vendors Products
Usg 20w-vpn Subscribe
Usg 20w-vpn Firmware Subscribe
Usg Flex 100 Subscribe
Usg Flex 100 Firmware Subscribe
Usg Flex 100w Subscribe
Usg Flex 100w Firmware Subscribe
Usg Flex 200 Subscribe
Usg Flex 200 Firmware Subscribe
Usg Flex 50 Subscribe
Usg Flex 500 Subscribe
Usg Flex 500 Firmware Subscribe
Usg Flex 50 Firmware Subscribe
Usg Flex 50w Subscribe
Usg Flex 50w Firmware Subscribe
Usg Flex 700 Subscribe
Usg Flex 700 Firmware Subscribe
Vpn1000 Subscribe
Vpn1000 Firmware Subscribe
Vpn100 Firmware Subscribe
Vpn300 Firmware Subscribe
Vpn50 Firmware Subscribe
Advisories
Source ID Title
EUVD EUVD EUVD-2023-27017 A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 12 Feb 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published:

Updated: 2025-02-12T16:22:50.289Z

Reserved: 2023-01-10T00:00:00.000Z

Link: CVE-2023-22915

cve-icon Vulnrichment

Updated: 2024-08-02T10:20:31.467Z

cve-icon NVD

Status : Modified

Published: 2023-04-24T17:15:09.690

Modified: 2024-11-21T07:45:38.473

Link: CVE-2023-22915

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses