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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2024-41977

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…

HIGH 7.3EPSS 0.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 do not properly enforce isolation between user sessions in their web server component. This could allow an authenticated remote attacker to escalate their privileges on the devices.

CVSS 4.0
7.3 HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.44% probability · 38th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-488
Affected
siemens/ruggedcom rm1224 lte\(4g\) eu firmware · siemens/ruggedcom rm1224 lte\(4g\) nam firmware · siemens/scalance m804pb firmware · siemens/scalance m826-2 shdsl-router firmware · siemens/scalance m874-2 firmware · siemens/scalance m874-3 firmware · siemens/scalance m876-3 firmware · siemens/scalance m876-4 firmware · siemens/scalance m874-3 3g-router \(cn\) firmware · siemens/scalance m876-3 \(rok\) firmware · siemens/scalance m876-4 \(eu\) firmware · siemens/scalance m876-4 \(nam\) firmware · siemens/scalance mum853-1 \(a1\) firmware · siemens/scalance mum853-1 \(b1\) firmware · siemens/scalance mum853-1 \(eu\) firmware · siemens/scalance mum856-1 \(a1\) firmware · siemens/scalance mum856-1 \(b1\) firmware · siemens/scalance mum856-1 \(cn\) firmware · siemens/scalance mum856-1 \(eu\) firmware · siemens/scalance mum856-1 \(row\) firmware · +6 more
Source
productcert@siemens.com
EPSS trend
0%3%5%27 October 2026: 0.44%27 October 202627 October 2026

EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.