CVE-2020-10048: Medium severity siemens simatic pcs 7 telecontrol firmware vulnerability

Published Feb 9, 2021
·
Updated

A vulnerability has been identified in SIMATIC PCS 7 (All versions), SIMATIC WinCC (All versions < V7.5 SP2). Due to an insecure password verification process, an attacker could bypass the password protection set on protected files, thus being granted access to the protected content, circumventing authentication.

Affected Software

5 affected components
Siemens SIMATIC PCS 7
Siemens SIMATIC WinCC<7.5
Siemens SIMATIC WinCC=7.5-sp1
Siemens SIMATIC WinCC=7.5-sp1_update1
Siemens SIMATIC WinCC=7.5-sp1_update2

Event History

Feb 9, 2021
CVE Published
via MITRE·03:38 PM
Data Sourced
via MITRE·03:38 PM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2020-10048?

The severity of CVE-2020-10048 is medium with a score of 5.5.

2

Which software versions are affected by CVE-2020-10048?

SIMATIC PCS 7 (All versions) and SIMATIC WinCC (All versions < V7.5 SP2) are affected by CVE-2020-10048.

3

How does the vulnerability in CVE-2020-10048 allow the bypass of password protection?

The vulnerability in CVE-2020-10048 allows an attacker to bypass the password protection on protected files through an insecure password verification process.

4

What is the CVE ID of this vulnerability?

The CVE ID of this vulnerability is CVE-2020-10048.

5

Are there any fixes available for CVE-2020-10048?

Refer to the Siemens Security Advisory SSA-944678 for available fixes and mitigation steps for CVE-2020-10048.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203