PT-2026-39978 · Siemens · Ie/Pb Link Ha+139

Published

2026-05-12

·

Updated

2026-05-14

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CVE-2025-40833

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)
Description A null pointer dereference occurs during the processing of specially crafted IPv4 requests. This issue allows an attacker to trigger a denial of service condition, necessitating a manual restart to recover the system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2025-40833

Affected Products

Ie/Pb Link Ha
Ie/Pb Link Pn Io
Ruggedcom Rm1224 Lte(4G) Eu
Ruggedcom Rm1224 Lte(4G) Nam
Scalance M804Pb
Scalance M812-1 Adsl-Router
Scalance M816-1 Adsl-Router
Scalance M826-2 Shdsl-Router
Scalance M874-2
Scalance M874-3
Scalance M874-3 3G-Router
Scalance M876-3
Scalance M876-4
Scalance Mub852-1
Scalance Mum853-1
Scalance Mum856-1
Scalance S615 Eec Lan-Router
Scalance Sc622-2C
Scalance Sc626-2C
Scalance Sc632-2C
Scalance Sc636-2C
Scalance Sc642-2C
Scalance Sc646-2C
Scalance W1748-1 M12
Scalance W1788-1 M12
Scalance W1788-2 Eec M12
Scalance W1788-2 M12
Scalance W721-1 Rj45
Scalance W722-1 Rj45
Scalance W734-1 Rj45
Scalance W738-1 M12
Scalance W748-1 M12
Scalance W748-1 Rj45
Scalance W761-1 Rj45
Scalance W774-1 M12 Eec
Scalance W774-1 Rj45
Scalance W778-1 M12 Eec
Scalance W786-1 Rj45
Scalance W786-2 Rj45
Scalance W786-2 Sfp
Scalance W788-1 M12
Scalance W788-1 Rj45
Scalance W788-2 M12
Scalance W788-2 Rj45
Scalance Wab762-1
Scalance Wam763-1
Scalance Wam766-1
Scalance Wam766-1 Eec
Scalance Wub762-1 Ifeatures
Scalance X204-2Fm
Scalance X204-2Ld
Scalance X204-2Ld Ts
Scalance X204-2Ts
Scalance X206-1Ld
Scalance X208
Scalance X208Pro
Scalance X212-2Ld
Scalance X216
Scalance X224
Scalance X302-7 Eec
Scalance X304-2Fe
Scalance X306-1Ld Fe
Scalance X307-2 Eec
Scalance X307-3Ld
Scalance X308-2
Scalance X308-2M
Scalance X308-2M Poe
Scalance X310
Scalance X320-1 Fe
Scalance X320-1-2Ld Fe
Scalance X408-2
Scalance Xf204
Scalance Xf204-2
Scalance Xf206-1
Scalance Xf208
Scalance Xm408-4C
Scalance Xm408-8C
Scalance Xm416-4C
Scalance Xr324-12M
Scalance Xr324-4M Eec
Scalance Xr324-4M Poe
Scalance Xr524-8C
Scalance Xr526-8C
Scalance Xr528-6M
Scalance Xr552-12M
Simatic Cfu Diq
Simatic Cfu Pa
Simatic Et 200S Im151-8F Pn/Dp Cpu
Simatic Et 200Sp Cpu 1510Sp-1 Pn
Simatic Et 200Sp Cpu 1512Sp-1 Pn
Simatic Et 200Sp Im 155-6 Pn Ha
Simatic Et 200Pro Im154-8F Pn/Dp Cpu
Simatic S7-1500 Cpu 1511Tf-1 Pn
Simatic S7-1500 Cpu 1513F-1 Pn
Simatic S7-1500 Cpu 1515Tf-2 Pn
Simatic S7-1500 Cpu 1516Tf-3 Pn/Dp
Simatic S7-300 Cpu 314C-2 Pn/Dp
Simatic S7-300 Cpu 315F-2 Pn/Dp
Simatic S7-300 Cpu 315T-3 Pn/Dp
Simatic S7-300 Cpu 317F-2 Pn/Dp
Simatic S7-300 Cpu 317Tf-3 Pn/Dp
Simatic S7-300 Cpu 319F-3 Pn/Dp
Simatic S7-400 Cpu 412-2 Pn V7
Simatic S7-400 Cpu 414F-3 Pn/Dp V7
Simatic S7-400 Cpu 416-3 Pn/Dp V7
Simatic S7-400 H V6 Cpu Family
Simatic S7-410 V10 Cpu Family
Simatic S7-410 V8 Cpu Family
Simit Unit V10
Simit Unit V11
Sinamics Cbe20
Sinamics G115D
Sinamics G120
Sinamics G120C
Sinamics G120D
Sinamics G120X
Sinamics G120Xa
Sinamics G130
Sinamics Gh150
Sinamics S110
Sinamics Sm120
Sinamics Sm150
Sinumerik 840D Sl
Siplus Et 200S Im151-8F Pn/Dp Cpu
Siplus Net Ie/Pb Link Pn Io
Siplus S7-300 Cpu 314C-2 Pn/Dp
Siplus S7-300 Cpu 315-2 Pn/Dp
Siplus S7-300 Cpu 317-2 Pn/Dp
Siplus S7-400 Cpu 414-3 Pn/Dp V7
Siplus S7-400 Cpu 416-3 Pn/Dp V7
Sitop Psu8600 1Ac 20 A/4X5 A Pn
Sitop Psu8600 3Ac 20 A Pn
Sitop Psu8600 3Ac 20 A/4X5 A Pn
Sitop Psu8600 3Ac 40 A Pn
Sitop Psu8600 3Ac 40 A/4X10 A Pn
Sitop Psu8600 3Ac 40 A/4X10A Eip
Sitop Ups1600 10 A Ethernet/ Profinet
Sitop Ups1600 20 A Ethernet/ Profinet
Sitop Ups1600 40 A Ethernet/ Profinet
Sitop Ups1600 Ex 20 A Ethernet Profinet