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TI-2023-27649 Aliases CVE-2023-50703GHSA-f76w-jwj3-g9rc

Cleartext Transmission of Sensitive Information in EFACEC UC 500E

Priority LOW 30CWE-319Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-319.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00263 18th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
EFACECUC 500Eversion 10.1.0—No fix listedCNA
  • UC 500E VendorEFACEC Affected version 10.1.0 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:efacec:uc_500e_firmware:10.1.0:*:*:*:*:*:*:*10.1.0VulnerableEFACEC
cpe:2.3:h:efacec:uc_500e:-:*:*:*:*:*:*:*not specified by NVDRunning onEFACEC
  • cpe:2.3:o:efacec:uc_500e_firmware:10.1.0:*:*:*:*:*:*:* Versions 10.1.0 Vulnerable ·EFACEC
  • cpe:2.3:h:efacec:uc_500e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFACEC

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-50703
  2. 2026-10-03 Alias added: GHSA-f76w-jwj3-g9rc

References

Advisory 1

  • TI-2023-27650 URL Redirection to Untrusted Site ('Open Redirect') in EFACEC UC 500E CVSS 3.1MEDIUM 6.1
  • TI-2023-27651 Exposure of Sensitive Information to an Unauthorized Actor in EFACEC UC 500E CVSS 3.1MEDIUM 5.3
  • TI-2023-27652 Improper Access Control in EFACEC UC 500E CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences