What’s Vulnerable › Vulnerabilities

CVE-2020-28587

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-23 · updated 2026-06-17
• Weakness: CWE-122

Description

A specially crafted document can cause the document parser to copy data from a particular record type into a static-sized buffer within an object that is smaller than the size used for the copy, which will cause a heap-based buffer overflow. An attacker can entice the victim to open a document to trigger this vulnerability. This affects SoftMaker Software GmbH SoftMaker Office PlanMaker 2021 (Revision 1014).

Affected products

• Softmaker Planmaker 2021: 1014

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1210
• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1210

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