What is CVE-2021-21824?

CVE-2021-21824 is a critical-severity vulnerability in Accusoft Imagegear, classified under Incorrect Calculation of Buffer Size. CVSS score: 9.8/10. Published 2021-06-11.

How severe is CVE-2021-21824?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Accusoft Imagegear

CVE-2021-21824

An out-of-bounds write vulnerability exists in the JPG Handle_JPEG420 functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vuln…

EPSS: 0.012 (64.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Accusoft Imagegear — versions 19.9
N/a Accusoft — versions Accusoft ImageGear 19.9

Weakness classification (CWE)

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-21824?: CVE-2021-21824 is a critical-severity vulnerability in Accusoft Imagegear, classified under Incorrect Calculation of Buffer Size. CVSS score: 9.8/10. Published 2021-06-11.
How severe is CVE-2021-21824?: Critical severity. CVSS v3 base score is 9.8 out of 10.