Vulnerability · Published Feb 4, 2021 · Assigned by talos

CVE-2020-27247

High 8.8

In plain English

A high-severity heap buffer overflow in Softmaker. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)1.3%top 30.2% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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. In version/Instance 0x0002, 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 (as reported)

Vendor	Product	Versions
n/a	Softmaker	SoftMaker Software GmbH SoftMaker Office PlanMaker 2021 (Revision 1014)

Weakness: CWE-122 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

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