What is the CVSS score of CVE-2021-22741?

CVE-2021-22741 has a CVSS 3.1 base score of 6.7 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2021-22741?

Yes, a patch is available for CVE-2021-22741. Update the affected software to the latest version immediately.

Clearscada CVE-2021-22741

MEDIUM

Use of Password Hash With Insufficient Computational Effort (CWE-916)

2021-05-26 cybersecurity@se.com

Information Disclosure Clearscada Ecostruxure Geo Scada Expert 2019 Ecostruxure Geo Scada Expert 2020

6.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.7 MEDIUM

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 26, 2021 - 20:15 nvd

MEDIUM 6.7

DescriptionNVD

Use of Password Hash with Insufficient Computational Effort vulnerability exists in ClearSCADA (all versions), EcoStruxure Geo SCADA Expert 2019 (all versions), and EcoStruxure Geo SCADA Expert 2020 (V83.7742.1 and prior), which could cause the revealing of account credentials when server database files are available. Exposure of these files to an attacker can make the system vulnerable to password decryption attacks. Note that “.sde” configuration export files do not contain user account password hashes.

AnalysisAI

Technical ContextAI

This vulnerability is classified under CWE-916. Use of Password Hash with Insufficient Computational Effort vulnerability exists in ClearSCADA (all versions), EcoStruxure Geo SCADA Expert 2019 (all versions), and EcoStruxure Geo SCADA Expert 2020 (V83.7742.1 and prior), which could cause the revealing of account credentials when server database files are available. Exposure of these files to an attacker can make the system vulnerable to password decryption attacks. Note that “.sde” configuration export files do not contain user account password hashes. Affected products include: Schneider-Electric Clearscada, Schneider-Electric Ecostruxure Geo Scada Expert 2019, Schneider-Electric Ecostruxure Geo Scada Expert 2020.

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.