CVE-2021-21938 — CRITICAL (9.8)

Vulnerability Description

A heap-based buffer overflow vulnerability exists in the Palette box parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to code execution. 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	19.10

Related Weaknesses (CWE)

CWE-193

References

http://help.accusoft.com/ImageGear/v20.0/Windows/DLL/webframe.htmlProduct
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1367ExploitThird Party Advisory
http://help.accusoft.com/ImageGear/v20.0/Windows/DLL/webframe.htmlProduct
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1367ExploitThird Party Advisory

FAQ

What is CVE-2021-21938?

CVE-2021-21938 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A heap-based buffer overflow vulnerability exists in the Palette box parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to code execution. An attacker can provide a ma...

How severe is CVE-2021-21938?

CVE-2021-21938 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-2021-21938?

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