What is the CVSS score of CVE-2020-7548?

CVE-2020-7548 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Is there a patch available for CVE-2020-7548?

Yes, a patch is available for CVE-2020-7548. Update the affected software to the latest version immediately.

Acti9 Smartlink Si D Firmware CVE-2020-7548

CRITICAL

Use of Insufficiently Random Values (CWE-330)

2020-12-01 cybersecurity@se.com

Authentication Bypass Acti9 Smartlink Si D Firmware Acti9 Smartlink Si B Firmware Acti9 Powertag Link Firmware Acti9 Powertag Link Hd Firmware Acti9 Smartlink El B Firmware Wiser Link Firmware Wiser Energy Firmware

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 01, 2020 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

AnalysisAI

A CWE-330 - Use of Insufficiently Random Values vulnerability exists in Smartlink, PowerTag, and Wiser Series Gateways (see security notification for version information) that could allow. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-330. A CWE-330 - Use of Insufficiently Random Values vulnerability exists in Smartlink, PowerTag, and Wiser Series Gateways (see security notification for version information) that could allow unauthorized users to login. Affected products include: Schneider-Electric Acti9 Smartlink Si D Firmware, Schneider-Electric Acti9 Smartlink Si B Firmware, Schneider-Electric Acti9 Powertag Link Firmware, Schneider-Electric Acti9 Powertag Link Hd Firmware, Schneider-Electric Acti9 Smartlink El B 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.