What is the CVSS score of CVE-2022-27481?

CVE-2022-27481 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2022-27481?

Yes, a patch is available for CVE-2022-27481. Update the affected software to the latest version immediately.

Scalance W1788 2Ia M12 Firmware CVE-2022-27481

MEDIUM

Race Condition (CWE-362)

2022-04-12 productcert@siemens.com

Denial Of Service Race Condition Siemens Scalance W1788 2Ia M12 Firmware Scalance W1788 2 M12 Firmware Scalance W1788 2 Eec M12 Firmware Scalance W1788 1 M12 Firmware

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Apr 12, 2022 - 09:15 nvd

MEDIUM 5.3

DescriptionNVD

A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle resources of ARP requests. This could allow an attacker to cause a race condition that leads to a crash of the entire device.

AnalysisAI

A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA. Rated medium severity (CVSS 5.3), this vulnerability is no authentication required.

Technical ContextAI

This vulnerability is classified under CWE-362. A vulnerability has been identified in SCALANCE W1788-1 M12 (All versions < V3.0.0), SCALANCE W1788-2 EEC M12 (All versions < V3.0.0), SCALANCE W1788-2 M12 (All versions < V3.0.0), SCALANCE W1788-2IA M12 (All versions < V3.0.0). Affected devices do not properly handle resources of ARP requests. This could allow an attacker to cause a race condition that leads to a crash of the entire device. Affected products include: Siemens Scalance W1788-2Ia M12 Firmware, Siemens Scalance W1788-2 M12 Firmware, Siemens Scalance W1788-2 Eec M12 Firmware, Siemens Scalance W1788-1 M12 Firmware.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.