Vulnerabilities (CVE)

Filtered by vendor Wago Subscribe
Total 114 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2019-10953 5 Abb, Phoenixcontact, Schneider-electric and 2 more 20 Pm554-tp-eth, Pm554-tp-eth Firmware, Ilc 151 Eth and 17 more 2026-06-04 5.0 MEDIUM 7.5 HIGH
ABB, Phoenix Contact, Schneider Electric, Siemens, WAGO - Programmable Logic Controllers, multiple versions. Researchers have found some controllers are susceptible to a denial-of-service attack due to a flood of network packets.
CVE-2016-9362 1 Wago 7 750-8202, 750-881, 750-xxxx Series Firmware and 4 more 2026-05-13 6.4 MEDIUM 9.1 CRITICAL
An issue was discovered in WAGO 750-8202/PFC200 prior to FW04 (released August 2015), WAGO 750-881 prior to FW09 (released August 2016), and WAGO 0758-0874-0000-0111. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to edit and to view settings without authenticating.
CVE-2015-6473 1 Wago 4 750-849, 750-849 Firmware, 758-870 and 1 more 2026-05-13 10.0 HIGH 9.8 CRITICAL
WAGO IO 750-849 01.01.27 and WAGO IO 750-881 01.02.05 do not contain privilege separation.
CVE-2015-6472 1 Wago 6 750-849, 750-849 Firmware, 750-881 and 3 more 2026-05-13 5.0 MEDIUM 9.8 CRITICAL
WAGO IO 750-849 01.01.27 and 01.02.05, WAGO IO 750-881, and WAGO IO 758-870 have weak credential management.
CVE-2012-3013 1 Wago 1 Wago I\/o System 758 Industrial Pc Device 2026-04-29 10.0 HIGH N/A
WAGO I/O System 758 model 758-870, 758-874, 758-875, and 758-876 Industrial PC (IPC) devices have default passwords for unspecified Web Based Management accounts, which makes it easier for remote attackers to obtain administrative access via a TCP session.
CVE-2012-4879 1 Wago 1 Wago I\/o System 758 Industrial Pc Device 2026-04-29 10.0 HIGH N/A
The Linux Console on the WAGO I/O System 758 model 758-870, 758-874, 758-875, and 758-876 Industrial PC (IPC) devices has a default password of wago for the (1) root and (2) admin accounts, (3) a default password of user for the user account, and (4) a default password of guest for the guest account, which makes it easier for remote attackers to obtain login access via a TELNET session, a different vulnerability than CVE-2012-3013.
CVE-2025-41732 1 Wago 4 0852-1322, 0852-1322 Firmware, 0852-1328 and 1 more 2025-12-19 N/A 9.8 CRITICAL
An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_cookie() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.
CVE-2025-41730 1 Wago 4 0852-1322, 0852-1322 Firmware, 0852-1328 and 1 more 2025-12-19 N/A 9.8 CRITICAL
An unauthenticated remote attacker can abuse unsafe sscanf calls within the check_account() function to write arbitrary data into fixed-size stack buffers which leads to full device compromise.
CVE-2020-8597 4 Canonical, Debian, Point-to-point Protocol Project and 1 more 6 Ubuntu Linux, Debian Linux, Point-to-point Protocol and 3 more 2025-12-03 7.5 HIGH 9.8 CRITICAL
eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.
CVE-2021-30187 2 Codesys, Wago 55 Runtime Toolkit, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 4.6 MEDIUM 5.3 MEDIUM
CODESYS V2 runtime system SP before 2.4.7.55 has Improper Neutralization of Special Elements used in an OS Command.
CVE-2021-30188 2 Codesys, Wago 55 V2 Runtime System Sp, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 HIGH 9.8 CRITICAL
CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow.
CVE-2021-30189 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 HIGH 9.8 CRITICAL
CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.
CVE-2021-30190 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 HIGH 9.8 CRITICAL
CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control.
CVE-2021-30191 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 5.0 MEDIUM 7.5 HIGH
CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.
CVE-2021-30192 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 HIGH 9.8 CRITICAL
CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check.
CVE-2021-30193 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 HIGH 9.8 CRITICAL
CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write.
CVE-2021-30194 2 Codesys, Wago 55 V2 Web Server, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 6.4 MEDIUM 9.1 CRITICAL
CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read.
CVE-2021-30195 2 Codesys, Wago 56 Plcwinnt, Runtime Toolkit, 750-8202 and 53 more 2025-08-15 5.0 MEDIUM 7.5 HIGH
CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation.
CVE-2021-34583 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 5.0 MEDIUM 7.5 HIGH
Crafted web server requests may cause a heap-based buffer overflow and could therefore trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
CVE-2021-34584 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 6.4 MEDIUM 9.1 CRITICAL
Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.