Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001372)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001372 advisory. A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass...

CVE-2025-40944

A vulnerability has been identified in SIMATIC ET 200AL IM 157-1 PN 6ES7157-1AB00-0AB0 All versions, SIMATIC ET 200MP IM 155-5 PN HF 6ES7155-5AA00-0AC0 All versions = V4.2.0, SIMATIC ET 200SP IM 155-6 MF HF 6ES7155-6MU00-0CN0 All versions, SIMATIC ET 200SP IM 155-6 PN HA incl. SIPLUS variants All...

Vulnerabilities fixed in Siemens products

Siemens has fixed vulnerabilities in several products such as Industrial Edge Devices, SCALANCE, SIMATIC, SIPLUS and Telecontrol Server. The vulnerabilities potentially enable a malicious person to carry out attacks that could result in the following categories of damage: - Denial-of-Service DoS ...

CVE-2025-40944

A vulnerability has been identified in SIMATIC ET 200AL IM 157-1 PN 6ES7157-1AB00-0AB0 All versions, SIMATIC ET 200MP IM 155-5 PN HF 6ES7155-5AA00-0AC0 All versions = V4.2.0, SIMATIC ET 200SP IM 155-6 MF HF 6ES7155-6MU00-0CN0 All versions, SIMATIC ET 200SP IM 155-6 PN HA incl. SIPLUS variants All...

CVE-2025-40944

CVE-2025-40944 affects Siemens SIMATIC devices (ET 200AL/200SP/200MP families, SIPLUS variants, PN/PN couplers, etc.). The issue arises from improper handling of S7 protocol Disconnect Requests (COTP DR TPDU) on TCP port 102, causing devices to enter an improper session state and potentially beco...

PT-2026-2354

A vulnerability has been identified in SIMATIC ET 200AL IM 157-1 PN 6ES7157-1AB00-0AB0 All versions, SIMATIC ET 200MP IM 155-5 PN HF 6ES7155-5AA00-0AC0 All versions = V4.2.0, SIMATIC ET 200SP IM 155-6 MF HF 6ES7155-6MU00-0CN0 All versions, SIMATIC ET 200SP IM 155-6 PN HA incl. SIPLUS variants All...

Siemens SIMATIC and SIPLUS products

SUMMARY Siemens ET 200SP contains a denial-of-service vulnerability that could be triggered by sending a valid S7 protocol Disconnect Request COTP DR TPDU, causing the device to become unresponsive and require a power cycle to recover. Siemens has released new versions for several affected...

CVE-2023-29128

A vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 All versions = V2.0 = V2.0 V2.1. The filename in the upload feature of the web based management of the affected device is susceptible to a path traversal vulnerability. This could allow an authenticated privileged remote attacke...

CVE-2021-27385

A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7" & 15" incl. SIPLUS variants All versions V15.1 Update 6, SIMATIC HMI Comfort Outdoor Panels V16 7" & 15" incl. SIPLUS variants All versions V16 Update 4, SIMATIC HMI Comfort Panels V15 4" - 22" incl. SIPLUS...

CVE-2021-27383

A vulnerability has been identified in SIMATIC HMI Comfort Outdoor Panels V15 7" & 15" incl. SIPLUS variants All versions V15.1 Update 6, SIMATIC HMI Comfort Outdoor Panels V16 7" & 15" incl. SIPLUS variants All versions V16 Update 4, SIMATIC HMI Comfort Panels V15 4" - 22" incl. SIPLUS...

CVE-2021-33716

A vulnerability has been identified in SIMATIC CP 1543-1 incl. SIPLUS variants All versions V3.0, SIMATIC CP 1545-1 All versions V1.1. An attacker with access to the subnet of the affected device could retrieve sensitive information stored in cleartext...

CVE-2021-31893

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier All versions, SIMATIC PCS 7 V9.0 All versions V9.0 SP3, SIMATIC PDM All versions V9.2, SIMATIC STEP 7 V5.X All versions V5.6 SP2 HF3, SINAMICS STARTER containing STEP 7 OEM version All versions V5.4 HF2. The affected software...

CVE-2021-31894

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier All versions, SIMATIC PCS 7 V9.X All versions V9.1 SP2, SIMATIC PDM All versions V9.2 SP2, SIMATIC STEP 7 V5.X All versions V5.7, SINAMICS STARTER containing STEP 7 OEM version All versions V5.4 SP2 HF1. A directory containing...

CVE-2021-31337

The Telnet service of the SIMATIC HMI Comfort Panels system component in affected products does not require authentication, which may allow a remote attacker to gain access to the device if the service is enabled. Telnet is disabled by default on the SINAMICS Medium Voltage Products SINAMICS SL15...

CVE-2022-23448

A vulnerability has been identified in SIMATIC Energy Manager Basic All versions V7.3 Update 1, SIMATIC Energy Manager PRO All versions V7.3 Update 1. Affected applications improperly assign permissions to critical directories and files used by the application processes. This could allow a local...

CVE-2022-23449

A vulnerability has been identified in SIMATIC Energy Manager Basic All versions V7.3 Update 1, SIMATIC Energy Manager PRO All versions V7.3 Update 1. A DLL Hijacking vulnerability could allow a local attacker to execute code with elevated privileges by placing a malicious DLL in one of the...

CVE-2022-33139

A vulnerability has been identified in Cerberus DMS All versions, Desigo CC All versions, Desigo CC Compact All versions, SIMATIC WinCC OA V3.16 All versions in default configuration, SIMATIC WinCC OA V3.17 All versions in non-default configuration, SIMATIC WinCC OA V3.18 All versions in...

CVE-2019-18336

A vulnerability has been identified in SIMATIC S7-300 CPU family incl. related ET200 CPUs and SIPLUS variants All versions V3.X.17, SIMATIC TDC CP51M1 All versions V1.1.8, SIMATIC TDC CPU555 All versions V1.1.1, SINUMERIK 840D sl All versions V4.8.6, SINUMERIK 840D sl All versions V4.94. Speciall...

CVE-2020-7585

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier All versions, SIMATIC PCS 7 V9.0 All versions V9.0 SP3, SIMATIC PDM All versions V9.2, SIMATIC STEP 7 V5.X All versions V5.6 SP2 HF3, SINAMICS STARTER containing STEP 7 OEM version All versions V5.4 HF2. A DLL Hijacking...

CVE-2020-7581

A vulnerability has been identified in Opcenter Execution Discrete All versions V3.2, Opcenter Execution Foundation All versions V3.2, Opcenter Execution Process All versions V3.2, Opcenter Intelligence All versions V3.3, Opcenter Quality All versions V11.3, Opcenter RD V8.0, SIMATIC Notifier...