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TI-2020-16604 Aliases CVE-2020-27280GHSA-2wp4-vwq7-x2x6

Use after free in ISPSoft

Priority LOW 37CWE-416Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.

Summary

A use after free issue has been identified in the way ISPSoft(v3.12 and prior) processes project files, allowing an attacker to craft a special project file that may allow arbitrary code execution.

Why it matters now

EPSS 0.01306 70th 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
—ISPSoftup to v3.12—No fix listedCNA
  • ISPSoft Vendor— Affected up to v3.12 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:deltaww:ispsoft:*:*:*:*:*:*:*:*up to 3.12Vulnerabledeltaww
  • cpe:2.3:a:deltaww:ispsoft:*:*:*:*:*:*:*:* Versions up to 3.12 Vulnerable ·deltaww

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-27280
  2. 2026-10-03 Alias added: GHSA-2wp4-vwq7-x2x6

References

Advisory 1

  • TI-2025-16751 ISPSoft File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-16750 ISPSoft File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-16749 ISPSoft File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-03664 ISPSoft File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-03663 ISPSoft File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2023-04719 Delta Electronics ISPSoft Heap Buffer-Overflow CVSS 3.1HIGH 8.8
See all 7 →

Sources

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