CVE-2023-43776: eaton easy_e4-ac-8re1p_firmware Weak Encoding for Password
CVSS: 6.8v3.1MediumModified
Published 17-10-2023Last modified 13-09-2024
Vulnerability summary
CVE-2023-43776 is a medium (CVSS 6.8) Weak Encoding for Password vulnerability in eaton easy_e4-ac-8re1p_firmware. EPSS estimates a 0.14% chance of exploitation in the next 30 days, higher than 2.9% of scored vulnerabilities.
CVSS score
6.8/10
010
Medium · v3.1 (CVE.org)EPSS score
0.14%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-10-2023PublishedVulnerability first disclosed.
- 13-09-2024Last modifiedVulnerability information updated.
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).
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:HSources2 sources · 6.6–6.8
- NVDNIST6.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.14%
Chance of exploitation in the next 30 days
Percentile
3%
Versus all other CVEs
30-day change
+0.02 pp
From 0.12% on 21-09-2026
21-09-202621-10-2026
EPSS score0.14%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-261Weak Encoding for PasswordObscuring a password with a trivial encoding does not protect the password.
- CWE-326Inadequate Encryption StrengthThe product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.
Affected systems
Eaton23 products
- easy_e4-ac-8re1p_firmware< 2.02
- easy-box-e4-ac1_firmware< 2.02
- easy-box-e4-dc1_firmware< 2.02
- easy-box-e4-uc1_firmware< 2.02
- easy-e4-ac-12rc1p_firmware< 2.02
1 vendor · 23 products