Vulnerability details

CVE-2026-0778

Enel X JuiceBox 40

Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability

CVSS 3.0
8.8High

Official description

Enel X JuiceBox 40 Telnet Service Missing Authentication Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Enel X JuiceBox 40 charging stations. Authentication is not required to exploit this vulnerability. The specific flaw exists within the telnet service, which listens on TCP port 2000 by default. The issue results from the lack of authentication prior to allowing remote connections. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-23285.

CVSS scores

ScoreVersionSourceVector
8.8High 3.0 CVEProject cvelistV5 (CNA) (zdi) CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
Enel X JuiceBox 40 4.2.7 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-01-23
Last updated
2026-01-23
State
Published
Assigner (CNA)
zdi

Exploit prediction (EPSS)

0.77%
Probability of exploitation in 30 days
56%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-306
    Missing Authentication for Critical Function