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Status published
Medium
CVE-2023-50703
Cleartext Transmission of Sensitive Information in EFACEC UC 500E
Vulnerability Description
An attacker with network access could perform a man-in-the-middle (MitM) attack and capture sensitive information to gain unauthorized access to the application.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Aarón Flecha Menéndez of S21sec
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Improper Access Control in EFACEC UC 500E
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CVE-2023-50705
Exposure of Sensitive Information to an Unauthorized Actor in EFACEC UC 500E
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CVE-2023-50704
URL Redirection to Untrusted Site ('Open Redirect') in EFACEC UC 500E
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Affected Vendor
EFACEC
View all reports →Affected Software
UC 500E
Vulnerable Versions:
version 10.1.0
Timeline
Official Publish:
December 19th, 2023
Last Modified:
February 25th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N