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CVE-2023-43776

Weak encoding vulnerability in easyE4

Medium6.8EPSS 0.14%
Published
Updated
Reserved
Assigned by
Eaton

Description

Eaton easyE4 PLC offers a device password protection functionality to facilitate a secure connection and prevent unauthorized access. It was observed that the device password was stored with a weak encoding algorithm in the easyE4 program file when exported to SD card (*.PRG file ending).

Scores

CVSS scores of CVE-2023-43776, by who scored it
Scored byCVSSScoreVector
EatonCNA (assigner)3.1Medium6.8CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
NVDNVD · Modified3.1Medium6.6CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.14% · top 97% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

Affected products

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .