No exploitation reportedFix available

CVE-2022-22723

Q: Is CVE-2022-22723 actively exploited?

Active exploitation of CVE-2022-22723 has not been confirmed. Its EPSS score was 2.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-22723?

CVE-2022-22723 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2022-02-04
Fixed in01.401.101
WeaknessCWE-120

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could lead to a buffer overflow causing program crashes and arbitrary code execution when specially crafted packets are sent to the device over the network. Protection functions and tripping function via GOOSE can be impacted. Affected Product: Easergy P5 (All firmware versions prior to V01.401.101)

Timeline

dates in UTC

2022-02-0423:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-22723?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-22723?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Schneider-electric easergy p5 firmwareversion to verify

Branch	Affected	Fixed in	Source
1.401	< 01.401.101	01.401.101	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-22-055-03 CISA2 known affected
Schneider Electric Easergy P5 and P3
Easergy P3: All versions prior to v30.205 · Easergy P5 All firmware: versions prior to v01.401.102

Full record on NVD

Fix

Update Schneider-electric easergy p5 firmware to 01.401.101
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsSchneider Electric recommends users using Easergy P5 upgrade to v01.402.101 and users using Easergy P3 upgrade to version 30.205. These firmware upgrades include a fix for the identified vulnerabilities and are available upon request from Schneider Electric's Customer Care Center.
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsFor CVE-2022-22723 and CVE-2022-22725 only, if users choose not to apply the remediation provided above, they should immediately apply the following mitigation to reduce the risk of exploit:
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsDisable the GOOSE service of the product to reduce the risk of exposure. If GOOSE is needed for the application, use it only in a secure local area network.
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsFor more information see Schneider Electric's security notifications: SEVD-2022-011-03, SEVD-2022-011-04
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsSchneider Electric recommends users use appropriate patching methodologies when applying these patches to their systems. Schneider Electric recommends the use of backups and an evaluation of the impact of these patches in a test and development environment or on an offline infrastructure. Contact S…
Mitigation from the vendor CISA ICSA-22-055-03 · 2 productsLocate control and safety system networks and remote devices behind firewalls and isolate them from the business network.

Advisories and patches

download.schneider-electric.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.18.8read 2026-10-23
NVDCVSS 2.08.3read 2026-10-23
CNAweakness (CWE)CWE-120read 2026-10-23
FIRST EPSSEPSS score2.8 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2022-02-04
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-22723?

Is CVE-2022-22723 actively exploited?

Active exploitation of CVE-2022-22723 has not been confirmed. Its EPSS score was 2.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-22723?

CVE-2022-22723 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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