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TI-2021-08942 Aliases CVE-2021-27455GHSA-vwj4-3qjj-3gp9

Out-of-bounds read in Delta Electronics DOPSoft

Priority LOW 26CWE-125Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.

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.

Why it matters now

EPSS 0.00736 54th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—Delta Electronics DOPSoftDOPSoft Version 4.0.10.17 and prior—No fix listedCNA
  • Delta Electronics DOPSoft Vendor— Affected DOPSoft Version 4.0.10.17 and prior Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:*up to 4.0.10.17Vulnerabledeltaww
  • cpe:2.3:a:deltaww:dopsoft:*:*:*:*:*:*:*:* Versions up to 4.0.10.17 Vulnerable ·deltaww

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-27455
  2. 2026-10-03 Alias added: GHSA-vwj4-3qjj-3gp9

References

Advisory 1

  • TI-2021-16010 Delta Electronics DOPSoft 2 Out-of-Bounds Write KEVCVSS 3.1HIGH 7.8
  • TI-2023-23504 Delta Electronics Delta Industrial Automation DOPSoft DPS File wTextLen Buffer Overflow Remote Code Execution CVSS 3.1HIGH 8.8
  • TI-2021-16006 Delta Electronics DOPSoft 2 Stack-Based Buffer Overflow CVSS 3.1HIGH 7.8
  • TI-2023-23510 Delta Electronics Delta Industrial Automation DOPSoft DPS File wTitleTextLen Buffer Overflow Remote Code Execution CVSS 3.1HIGH 8.8
  • TI-2023-23509 Delta Electronics Delta Industrial Automation DOPSoft DPS File wTTitleLen Buffer Overflow Remote Code Execution CVSS 3.1HIGH 8.8
  • TI-2023-23507 Delta Electronics Delta Industrial Automation DOPSoft DPS File wLogTitlesActionLen Buffer Overflow Remote Code Execution CVSS 3.1HIGH 8.8
See all 24 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences