Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by a heap-based buffer overflow vulnerability in the submitForm function, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted .pdf file in Acrobat Reader.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-24435
• https://helpx.adobe.com/security/products/acrobat/apsb20-67.html
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1157