CVE-2023-50703
Cleartext Transmission of Sensitive Information in EFACEC UC 500E
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.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cleartext Transmission of Sensitive Information in EFACEC UC 500E
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.
- Record
CVE-2023-50703- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N - Weakness
- CWE-319
- Updated
- 2026-11-02
EUVDEUVD-2023-55480
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.
- Record
EUVD-2023-55480- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-f76w-jwj3-g9rc
An attacker with network access could perform a man-in-the-middle (MitM) attack and capture...
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.
- Record
GHSA-f76w-jwj3-g9rc- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N - Weakness
- CWE-319
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2023-50703- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N - CVSS 3.1
- 5.9 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-319
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-50703 is a medium vulnerability (CVSS 6.3) in Efacec Uc 500e, published December 19, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 18th percentile. No source names a fixed version.