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Fencer Vulns
high 7.8

CVE-2020-27275 json

Delta Electronics DOPSoft Version 4.0.8.21 and prior is vulnerable to an out-of-bounds write while processing project files, which may allo…

published 2021-01-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-19788

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

Delta Electronics DOPSoft Version 4.0.8.21 and prior is vulnerable to an out-of-bounds write while processing project files, which may allow an attacker to execute arbitrary code.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-21-005-05 updated cvss 7.8

Delta Electronics DOPSoft

  • Delta Electronics DOPSoft <= 4.0.8.21
    affected: vendor fix, mitigation “Restrict interaction of the application with trusted files.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

3.39% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

  • n/a Delta Electronics

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.