CVE-2021-21821

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.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0

9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

1.96% chance of exploitation in the next 30 days, 79th percentile

Published

2021-07-08

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1286

References

• CVE Record
• NVD entry

Related

• CVE-2021-21820
• CVE-2021-21822
• CVE-2021-21819
• CVE-2021-21824
• CVE-2021-21818
• CVE-2021-21825