What is CVE-2023-0249?

CVE-2023-0249 is a high-severity vulnerability in Delta Electronics Diascreen, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-02-08.

How severe is CVE-2023-0249?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Delta Electronics Diascreen

CVE-2023-0249

Delta Electronics DIAScreen versions 1.2.1.23 and prior are vulnerable to out-of-bounds write, which may allow an attacker to remotely execute arbitrary code.

Vulnerability class: Buffer Overflow

Published 2023-02-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (15.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Delta Electronics Diascreen — versions All versions
Deltaww Diascreen

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.cisa.gov/uscert/ics/advisories/icsa-23-033-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2023-0249?: CVE-2023-0249 is a high-severity vulnerability in Delta Electronics Diascreen, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-02-08.
How severe is CVE-2023-0249?: High severity. CVSS v3 base score is 7.8 out of 10.