Paper/Archive/CVE-2021-21821

CVE-2021-21821

talos — A stack-based buffer overflow vulnerability exists in the PDF process_fontname functionality of Accusoft ImageGear 19.9.

EPSS 2%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 80.3.803 × 2016.1 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

A stack-based buffer overflow vulnerability exists in the PDF process_fontname functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.

Affected

ProductAffectedFixed inSource

AccusoftAccusoft ImageGear 19.9–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

talos (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

reftalosintelligence.com/vulnerability_reports/TALOS-2021-1286