What is CVE-2021-21947?

CVE-2021-21947 is a high-severity vulnerability in Accusoft Imagegear, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2022-04-14.

How severe is CVE-2021-21947?

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

Buffer overflow in Accusoft Imagegear

CVE-2021-21947

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 maliciou…

Vulnerability class: Buffer Overflow

EPSS: 0.011 (61.1th 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 19.10

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-129 — Improper Validation of Array Index

References

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

Frequently asked questions

What is CVE-2021-21947?: CVE-2021-21947 is a high-severity vulnerability in Accusoft Imagegear, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2022-04-14.
How severe is CVE-2021-21947?: High severity. CVSS v3 base score is 8.8 out of 10.