RCE in Siemens Scalance M875

CVE-2018-4859

A vulnerability has been identified in SCALANCE M875 (All versions). An authenticated remote attacker with access to the web interface (443/tcp), could execute arbitrary operating system commands. Successful exploitation requires that the attacker has network access to the web interface. The attacker must be authenticated as administrative user to exploit the security vulnerability. The vulnerability could allow an attacker to execute arbitrary code on the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.037 (88.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-4859?
CVE-2018-4859 is a high-severity vulnerability in Siemens Scalance M875, classified under OS Command Injection. CVSS score: 7.2/10. Published 2018-06-26.
How severe is CVE-2018-4859?
High severity. CVSS v3 base score is 7.2 out of 10.