CVE-2024-41978

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-13 · updated 2026-06-17
Weakness: CWE-532

Description

A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (6GK6108-4AM00-2BA2) (All versions < V8.1), RUGGEDCOM RM1224 LTE(4G) NAM (6GK6108-4AM00-2DA2) (All versions < V8.1), SCALANCE M804PB (6GK5804-0AP00-2AA2) (All versions < V8.1), SCALANCE M812-1 ADSL-Router family (All versions < V8.1), SCALANCE M816-1 ADSL-Router family (All versions < V8.1), SCALANCE M826-2 SHDSL-Router (6GK5826-2AB00-2AB2) (All versions < V8.1), SCALANCE M874-2 (6GK5874-2AA00-2AA2) (All versions < V8.1), SCALANCE M874-3 (6GK5874-3AA00-2AA2) (All versions < V8.1), SCALANCE M874-3 3G-Router (CN) (6GK5874-3AA00-2FA2) (All versions < V8.1), SCALANCE M876-3 (6GK5876-3AA02-2BA2) (All versions < V8.1), SCALANCE M876-3 (ROK) (6GK5876-3AA02-2EA2) (All versions < V8.1), SCALANCE M876-4 (6GK5876-4AA10-2BA2) (All versions < V8.1), SCALANCE M876-4 (EU) (6GK5876-4AA00-2BA2) (All versions < V8.1), SCALANCE M876-4 (NAM) (6GK5876-4AA00-2DA2) (All versions < V8.1), SCALANCE MUM853-1 (A1) (6GK5853-2EA10-2AA1) (All versions < V8.1), SCALANCE MUM853-1 (B1) (6GK5853-2EA10-2BA1) (All versions < V8.1), SCALANCE MUM853-1 (EU) (6GK5853-2EA00-2DA1) (All versions < V8.1), SCALANCE MUM856-1 (A1) (6GK5856-2EA10-3AA1) (All versions < V8.1), SCALANCE MUM856-1 (B1) (6GK5856-2EA10-3BA1) (All versions < V8.1), SCALANCE MUM856-1 (CN) (6GK5856-2EA00-3FA1) (All versions < V8.1), SCALANCE MUM856-1 (EU) (6GK5856-2EA00-3DA1) (All versions < V8.1), SCALANCE MUM856-1 (RoW) (6GK5856-2EA00-3AA1) (All versions < V8.1), SCALANCE S615 EEC LAN-Router (6GK5615-0AA01-2AA2) (All versions < V8.1), SCALANCE S615 LAN-Router (6GK5615-0AA00-2AA2) (All versions < V8.1). Affected devices insert sensitive information about the generation of 2FA tokens into log files. This could allow an authenticated remote attacker to forge 2FA tokens of other users.

Affected products

Siemens Ruggedcom Rm1224 Lte(4G) Eu Firmware: before 8.1 — fixed in 8.1
Siemens Ruggedcom Rm1224 Lte(4G) Nam Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M804Pb Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M812-1 (Annex A) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M812-1 (Annex B) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M816-1 (Annex A) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M816-1 (Annex B) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M826-2 Shdsl-Router Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M874-2 Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M874-3 3G-Router (Cn) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M874-3 Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M876-3 (Rok) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M876-3 Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M876-4 (Eu) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M876-4 (Nam) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance M876-4 Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum853-1 (A1) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum853-1 (B1) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum853-1 (Eu) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum856-1 (A1) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum856-1 (B1) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum856-1 (Cn) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum856-1 (Eu) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance Mum856-1 (Row) Firmware: before 8.1 — fixed in 8.1
Siemens Scalance S615 Eec Lan-Router Firmware: before 8.1 — fixed in 8.1
Siemens Scalance S615 Lan-Router Firmware: before 8.1 — fixed in 8.1

How to fix

Upgrade to a fixed version: Siemens Ruggedcom Rm1224 Lte(4G) Eu Firmware 8.1; Siemens Ruggedcom Rm1224 Lte(4G) Nam Firmware 8.1; Siemens Scalance M804Pb Firmware 8.1; Siemens Scalance M812-1 (Annex A) Firmware 8.1; Siemens Scalance M812-1 (Annex B) Firmware 8.1; Siemens Scalance M816-1 (Annex A) Firmware 8.1; Siemens Scalance M816-1 (Annex B) Firmware 8.1; Siemens Scalance M826-2 Shdsl-Router Firmware 8.1; Siemens Scalance M874-2 Firmware 8.1; Siemens Scalance M874-3 3G-Router (Cn) Firmware 8.1; Siemens Scalance M874-3 Firmware 8.1; Siemens Scalance M876-3 (Rok) Firmware 8.1. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/html/ssa-087301.html

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