CVE-2020-10045

Name: CVE-2020-10045
Creator: NVD / NIST
Published: 2020-07-14T14:15:17.12+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.07%

Last modified Jun 17, 2026

CVE-2020-10045 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An error in the challenge-response procedure could allow an attacker to replay authentication traffic and gain access to protected areas of the web application.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in SICAM MMU (All versions < V2.05), SICAM SGU (All versions), SICAM T (All versions < V2.18). An error in the challenge-response procedure could allow an attacker to replay authentication traffic and gain access to protected areas of the web application.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.07%

60.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Sicam Mmu Firmware	< 2.05
Siemens	Sicam Sgu Firmware	All versions
Siemens	Sicam T Firmware	< 2.18

References

https://cert-portal.siemens.com/productcert/pdf/ssa-305120.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-305120.pdfVendor Advisory

Timeline

Published: Jul 14, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-10045?

How severe is CVE-2020-10045?

CVE-2020-10045 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.

How do I fix CVE-2020-10045?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-10045?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST