CVE-2023-22917

State: Published
Severity: 7.5 High
Published: Apr 24, 2023
Updated: Feb 12, 2025
Reserved: Jan 10, 2023

Description

A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware versions 5.10 through 5.32, USG20(W)-VPN firmware versions 5.10 through 5.32, and VPN series firmware versions 5.00 through 5.35, which could allow a remote unauthenticated attacker to cause a core dump with a request error message on a vulnerable device by uploading a crafted configuration file.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	Zyxel

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
ATP series firmwareZyxel	5.10 through 5.32Affected
USG FLEX series firmwareZyxel	5.00 through 5.32Affected
USG FLEX 50(W) firmwareZyxel	5.10 through 5.32Affected
USG20(W)-VPN firmwareZyxel	5.10 through 5.32Affected
VPN series firmwareZyxel	5.00 through 5.35Affected

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps

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