Search Results (101 CVEs found)

CVE Vendors Products Updated CVSS v3.1
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 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-2026-22904 1 Wago 2 0852-1322, 0852-1328 2026-04-17 9.8 Critical
Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial‑of‑service condition and possible remote code execution.
CVE-2026-22905 1 Wago 2 0852-1322, 0852-1328 2026-04-17 7.5 High
An unauthenticated remote attacker can bypass authentication by exploiting insufficient URI validation and using path traversal sequences (e.g., /js/../cgi-bin/post.cgi), gaining unauthorized access to protected CGI endpoints and configuration downloads.
CVE-2026-22906 1 Wago 2 0852-1322, 0852-1328 2026-04-17 9.8 Critical
User credentials are stored using AES‑ECB encryption with a hardcoded key. An unauthenticated remote attacker obtaining the configuration file can decrypt and recover plaintext usernames and passwords, especially when combined with the authentication bypass.
CVE-2015-10123 1 Wago 10 750-352 Firmware, 750-829 Firmware, 750-831 Firmware and 7 more 2026-04-15 8.8 High
An unautheticated remote attacker could send specifically crafted packets to a affected device. If an authenticated user then views that data in a specific page of the web-based management a buffer overflow will be triggered to gain full access of the device.
CVE-2024-1490 1 Wago 13 Cc100 (0751-9x01), Edge Controller (0752-8303-8000-0002), Pfc100 G1 (0750-810-xxxx-xxxx) and 10 more 2026-04-13 7.2 High
An authenticated remote attacker with high privileges can exploit the OpenVPN configuration via the web-based management interface of a WAGO PLC. If user-defined scripts are permitted, OpenVPN may allow the execution of arbitrary shell commands enabling the attacker to run arbitrary commands on the device.
CVE-2020-8597 5 Canonical, Debian, Point-to-point Protocol Project and 2 more 8 Ubuntu Linux, Debian Linux, Point-to-point Protocol and 5 more 2025-12-03 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 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 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 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 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 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 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 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 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 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 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 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.
CVE-2021-34585 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an invalid address can occur. This leads to a denial of service situation.
CVE-2021-34586 2 Codesys, Wago 55 Codesys, 750-8202, 750-8202 Firmware and 52 more 2025-08-15 7.5 High
In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests may cause a Null pointer dereference in the CODESYS web server and may result in a denial-of-service condition.