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HIGH · 8.8

CVE-2021-21949

An improper array index validation vulnerability exists in the JPEG-JFIF Scan header parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to an out-of-bounds write and p...

Vulnerability Description

An improper array index validation vulnerability exists in the JPEG-JFIF Scan header parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to an out-of-bounds write and potential code exectuion. An attacker can provide a malicious file to trigger this vulnerability.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AccusoftImagegear19.10

Related Weaknesses (CWE)

CWE-129

References

FAQ

What is CVE-2021-21949?

CVE-2021-21949 is a vulnerability with a CVSS score of 8.8 (HIGH). An improper array index validation vulnerability exists in the JPEG-JFIF Scan header parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to an out-of-bounds write and p...

How severe is CVE-2021-21949?

CVE-2021-21949 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21949?

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