CVE-2021-22770

Name: CVE-2021-22770
Creator: NVD / NIST
Published: 2021-07-21T15:15:14.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.05%

Last modified Jun 17, 2026

CVE-2021-22770 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A CWE-200: Information Exposure vulnerability exists in Easergy T300 with firmware V2.7.1 and older that exposes sensitive information to an actor not explicitly authorized to have access to that information.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.

Description

A CWE-200: Information Exposure vulnerability exists in Easergy T300 with firmware V2.7.1 and older that exposes sensitive information to an actor not explicitly authorized to have access to that information.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.05%

60.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Schneider-Electric	Easergy T300 Firmware	<= 2.7.1

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-02Vendor Advisory
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-02Vendor Advisory

Timeline

Published: Jul 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22770?

How severe is CVE-2021-22770?

CVE-2021-22770 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22770?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22770?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST