What is CVE-2021-21793?

CVE-2021-21793 is a high-severity vulnerability in Accusoft Imagegear, classified under Incorrect Calculation of Buffer Size. CVSS score: 8.8/10. Published 2021-07-08.

How severe is CVE-2021-21793?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Accusoft Imagegear

CVE-2021-21793

An out-of-bounds write vulnerability exists in the JPG sof_nb_comp header processing functionality of Accusoft ImageGear 19.8 and 19.9. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

EPSS: 0.011 (63.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Accusoft Imagegear — versions 19.8, 19.9
N/a Accusoft — versions Accusoft ImageGear 19.8 , 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-2021-21793?: CVE-2021-21793 is a high-severity vulnerability in Accusoft Imagegear, classified under Incorrect Calculation of Buffer Size. CVSS score: 8.8/10. Published 2021-07-08.
How severe is CVE-2021-21793?: High severity. CVSS v3 base score is 8.8 out of 10.