CVE-2021-27389 Hardcoded credentials in Opcenter Quality

Critical 9.8 Published Updated

Siemens Opcenter Quality and QMS Automotive ship with an unprotected private signing key, allowing attackers to bypass security controls or access data.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-27389?

CVE-2021-27389 is a critical vulnerability in Siemens Opcenter Quality, published on 22 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability has been identified in Opcenter Quality (All versions < V12.2), QMS Automotive (All versions < V12.30). A private sign key is shipped with the product without adequate protection.

Weakness: CWE-321

Which versions are affected by CVE-2021-27389?

It affects 2 products.

Products include Siemens Opcenter Quality, Siemens Qms Automotive.

How do I fix CVE-2021-27389?

No fix has been published for CVE-2021-27389 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-27389 being exploited?

There is no known exploitation of CVE-2021-27389 in the wild and no public exploit code.

Sources

Also known as GHSA-wrq7-4jj9-f6rc.

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