CVE-2025-40833 | Siemens IE-PB LINK HA IPv4 Request null pointer dereference (ssa-392349)

A vulnerability marked as critical has been reported in Siemens IE-PB LINK HA, PB link PN IO, RUGGEDCOM RM1224 LTE EU, RUGGEDCOM RM1224 LTE 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 S615 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 W1788-2IA 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, SCALANCE W778-1 M12 EEC, SCALANCE W786-1 RJ45, SCALANCE W786-2 RJ45, SCALANCE W786-2 SFP, SCALANCE W786-2IA RJ45, SCALANCE W788-1 M12, SCALANCE W788-1 RJ45, SCALANCE W788-2 M12, SCALANCE W788-2 M12 EEC, SCALANCE W788-2 RJ45, SCALANCE WAB762-1, SCALANCE WAM763-1, SCALANCE WAM766-1, SCALANCE WAM766-1 EEC, SCALANCE WUB762-1, SCALANCE WUB762-1 iFeatures, SCALANCE WUM763-1, SCALANCE WUM766-1, SCALANCE X204-2, SCALANCE X204-2FM, SCALANCE X204-2LD, SCALANCE X204-2LD TS, SCALANCE X204-2TS, SCALANCE X206-1, SCALANCE X206-1LD, SCALANCE X208, SCALANCE X208PRO, SCALANCE X212-2, SCALANCE X212-2LD, SCALANCE X216, SCALANCE X224, SCALANCE X302-7 EEC, SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2 RD, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, 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 XR324-12M TS, SCALANCE XR324-4M EEC and SCALANCE XR324-4M PoE. Affected by this vulnerability is an unknown functionality of the component IPv4 Request Handler. This manipulation causes null pointer dereference.

The identification of this vulnerability is CVE-2025-40833. It is possible to initiate the attack remotely. There is no exploit available.VulDB Recent EntriesRead More