Vulnerability Description
An exploitable sign extension vulnerability exists in the TextMaker document parsing functionality of SoftMaker Office 2021’s TextMaker application. A specially crafted document can cause the document parser to sign-extend a length used to terminate a loop, which can later result in the loop’s index being used to write outside the bounds of a heap buffer during the reading of file data. An attacker can entice the victim to open a document to trigger this vulnerability.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Softmaker | Softmaker Office | 2021 |
Related Weaknesses (CWE)
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1161ExploitThird Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1161ExploitThird Party Advisory
FAQ
What is CVE-2020-13544?
CVE-2020-13544 is a vulnerability with a CVSS score of 7.8 (HIGH). An exploitable sign extension vulnerability exists in the TextMaker document parsing functionality of SoftMaker Office 2021’s TextMaker application. A specially crafted document can cause the document...
How severe is CVE-2020-13544?
CVE-2020-13544 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-13544?
Check the references section above for vendor advisories and patch information. Affected products include: Softmaker Softmaker Office.