CVE-2024-41977 Privilege escalation in RUGGEDCOM RM1224 LTE(4G) EU

High 7.3 Published Updated

An authenticated remote attacker can escalate privileges on Siemens SCALANCE routers due to improper session isolation in the web server.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-41977?

CVE-2024-41977 is a high-severity vulnerability in Siemens RUGGEDCOM RM1224 LTE(4G) EU, published on 13 Aug 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-488

Which versions are affected by CVE-2024-41977?

It affects 26 products.

Products include Siemens Ruggedcom Rm1224 Lte\(4g\) Eu Firmware, Siemens Ruggedcom Rm1224 Lte\(4g\) Nam Firmware, Siemens Scalance M804pb Firmware, Siemens Scalance M812-1 \(Annex A\) Firmware, Siemens Scalance M812-1 \(Annex B\) Firmware, Siemens Scalance M816-1 \(Annex A\) Firmware and 20 more.

How do I fix CVE-2024-41977?

No fix has been published for CVE-2024-41977 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-41977 being exploited?

There is no known exploitation of CVE-2024-41977 in the wild and no public exploit code.

Sources

Also known as GHSA-vxg9-7hhf-p3mh.

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