CVEs-PoC/2021/CVE-2021-21946.md

CVE-2021-21946

Description

Two heap-based buffer overflow vulnerabilities exists in the JPEG-JFIF lossless Huffman image parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger these vulnerabilities.This heap-based buffer overflow takes place when the SOF3 precision is lower than 9.

POC

Reference

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1375
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1375

Github

No PoCs found on GitHub currently.