CVE-2023-34139

🗓️ 17 Jul 2023 18:15:09Reported by [email protected]Type

nvd🔗 web.nvd.nist.gov👁 45 Views

Zyxel USG FLEX series and VPN series firmware command injection vulnerability

Reporter	Title	Published	Views	Family All 13
BDU FSTEC	Zyxel USG FLEX VPN Free Time WiFi Hotspot Command Execution	20 Jul 202300:00	–	bdu_fstec
CNNVD	Zyxel USG FLEX operating system command injection vulnerability	17 Jul 202300:00	–	cnnvd
CVE	CVE-2023-34139	17 Jul 202317:36	–	cve
Cvelist	CVE-2023-34139	17 Jul 202317:36	–	cvelist
EUVD	EUVD-2023-38241	3 Oct 202520:07	–	euvd
NCSC	Vulnerabilities fixed in Zyxel products	18 Jul 202300:00	–	ncsc
osv_cve	CVE-2023-34139	17 Jul 202318:15	–	osv_cve
Prion	Command injection	17 Jul 202318:15	–	prion
Positive Technologies	PT-2023-3607 · Zyxel · Zyxel Vpn +1	26 May 202300:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2023-34139: Improper Neutralization of Special Elements used in an OS Command	17 Jul 202300:00	–	rapid7

NVD

Node

AND

zyxel usg_2200-vpn_firmwareRange4.20–5.37

zyxel usg_2200-vpnMatch-

Node

AND

zyxel usg_flex_100_firmwareRange4.50–5.37

zyxel usg_flex_100Match-

Node

AND

zyxel usg_flex_100w_firmwareRange4.50–5.37

zyxel usg_flex_100wMatch-

Node

AND

zyxel usg_flex_200_firmwareRange4.50–5.37

zyxel usg_flex_200Match-

Node

AND

zyxel usg_flex_50_firmwareRange4.50–5.37

zyxel usg_flex_50Match-

Node

AND

zyxel usg_flex_500_firmwareRange4.50–5.37

zyxel usg_flex_500Match-

Node

AND

zyxel usg_flex_50w_firmwareRange4.50–5.37

zyxel usg_flex_50wMatch-

Node

AND

zyxel usg_flex_700_firmwareRange4.50–5.37

zyxel usg_flex_700Match-

Node

AND

zyxel zywall_vpn100_firmwareRange4.20–5.37

zyxel zywall_vpn100Match-

Node

AND

zyxel zywall_vpn2s_firmwareRange4.20–5.37

zyxel zywall_vpn2sMatch-

Node

AND

zyxel zywall_vpn300_firmwareRange4.20–5.37

zyxel zywall_vpn300Match-

Node

AND

zyxel zywall_vpn50_firmwareRange4.20–5.37

zyxel zywall_vpn50Match-

Node

AND

zyxel zywall_vpn_100_firmwareRange4.20–5.37

zyxel zywall_vpn_100Match-

Node

AND

zyxel zywall_vpn_300_firmwareRange4.20–5.37

zyxel zywall_vpn_300Match-

Node

AND

zyxel zywall_vpn_50_firmwareRange4.20–5.37

zyxel zywall_vpn_50Match-

Source	Link
zyxel	www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers

17 Jun 2026 06:02Current

CVSS 3.18.8

EPSS0.00759

SSVC

command injection zyxel usg vpn series firmware vulnerability os commands