What is CVE-2018-8871?

CVE-2018-8871 is a critical-severity vulnerability in Delta Electronics Automation Tpeditor, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2018-05-25.

How severe is CVE-2018-8871?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Delta Electronics Automation Tpeditor

CVE-2018-8871

In Delta Electronics Automation TPEditor version 1.89 or prior, parsing a malformed program file may cause heap-based buffer overflow vulnerability, which may allow remote code execution.

Vulnerability class: Buffer Overflow

Published 2018-05-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.039 (89.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000

Affected products

Delta Electronics Automation Tpeditor — versions Version 1.89 or prior
Deltaww Tpeditor

Weakness classification (CWE)

References

www.securityfocus.com/bid/104216 (VDB Entry, Third Party Advisory, vdb-entry)
ics-cert.us-cert.gov/advisories/ICSA-18-137-04 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2018-8871?: CVE-2018-8871 is a critical-severity vulnerability in Delta Electronics Automation Tpeditor, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2018-05-25.
How severe is CVE-2018-8871?: Critical severity. CVSS v3 base score is 9.8 out of 10.