CVE-2020-10039

Severity: high (CVSS 8.1 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: 2020-07-14 · updated 2026-06-17
Weakness: CWE-311

Description

A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An attacker in a privileged network position between a legitimate user and the web server might be able to conduct a Man-in-the-middle attack and gain read and write access to the transmitted data.

Affected products

Siemens Sicam Mmu Firmware: before 2.05 — fixed in 2.05
Siemens Sicam Sgu Firmware: all versions
Siemens Sicam T Firmware: before 2.18 — fixed in 2.18

How to fix

Upgrade to a fixed version: Siemens Sicam Mmu Firmware 2.05; Siemens Sicam T Firmware 2.18. Check the vendor advisory for mitigations.

References

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