What is CVE-2023-37831?

CVE-2023-37831 is a medium-severity vulnerability in Elenos Etg150, classified under Observable Response Discrepancy. CVSS score: 5.3/10. Published 2023-10-31.

How severe is CVE-2023-37831?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2023-37831 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Elenos Etg150

CVE-2023-37831

An issue discovered in Elenos ETG150 FM transmitter v3.12 allows attackers to enumerate user accounts based on server responses when credentials are submitted.

Published 2023-10-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (37.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Elenos Etg150
Elenos Etg150 Firmware — versions 3.12

Weakness classification (CWE)

CWE-204 — Observable Response Discrepancy

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

github.com/strik3r0x1/Vulns/blob/main/User enumeration - Elenos.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-37831?: CVE-2023-37831 is a medium-severity vulnerability in Elenos Etg150, classified under Observable Response Discrepancy. CVSS score: 5.3/10. Published 2023-10-31.
How severe is CVE-2023-37831?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-37831 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.