CVE-2021-21807 — CRITICAL (9.8)

Vulnerability Description

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

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Accusoft	Imagegear	19.9

Related Weaknesses (CWE)

CWE-190

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1275ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1275ExploitThird Party Advisory

FAQ

What is CVE-2021-21807?

CVE-2021-21807 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An integer overflow vulnerability exists in the DICOM parse_dicom_meta_info functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to a stack-based buffer overflow. An a...

How severe is CVE-2021-21807?

CVE-2021-21807 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-21807?

Check the references section above for vendor advisories and patch information. Affected products include: Accusoft Imagegear.