CVE-2021-27455 json
Delta Electronics DOPSoft Versions 4.0.10.17 and prior are vulnerable to an out-of-bounds read while processing project files, which may al…
published 2021-07-02 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14209
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 54%
- public exploits
- 0
- none known
Summary
Delta Electronics DOPSoft Versions 4.0.10.17 and prior are vulnerable to an out-of-bounds read while processing project files, which may allow an attacker to disclose information.
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-182-03 updated cvss 3.3
Delta Electronics DOPSoft (Update A)
-
Delta Electronics DOPSoft <= 4.0.10.17affected: vendor fix downloadcenter.deltaww.com
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
0.74% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- n/a Delta Electronics DOPSoft
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
us-cert.cisa.gov
/ics/advisories/icsa-21-182-03
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2021-27455
- NVD CVE-2021-27455
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