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CVE-2024-36266

Siemens Powersys authentication bypass

9.3 CRITICALEPSS 0.15%
  1. Published11 Jun 2024

Description

A vulnerability has been identified in PowerSys (All versions < V3.11). The affected application insufficiently protects responses to authentication requests. This could allow a local attacker to bypass authentication, thereby gaining administrative privileges for the managed remote devices.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Siemens Powersys< 3.11

Remediation

Fixed in
Siemens Powersys≥ 3.11

References

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Frequently asked

Is CVE-2024-36266 being actively exploited?

CVE-2024-36266 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.15%.

How severe is CVE-2024-36266?

CVE-2024-36266 has a CVSS 3.1 base score of 9.3, rated critical. EPSS estimates a 0.15% probability of exploitation.

Which products are affected by CVE-2024-36266?

Affected products include Siemens Powersys.

How do I fix CVE-2024-36266?

Upgrade affected software to a fixed version, for example Siemens Powersys 3.11 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-36266 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.