CVE-2021-21945: Buffer Overflow
Two heap-based buffer overflow vulnerabilities exist in the TIFF parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger these vulnerabilities.This heap-based buffer oveflow takes place trying to copy the second 12 bits from local variable.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-21945?
CVE-2021-21945 refers to two heap-based buffer overflow vulnerabilities in the TIFF parser functionality of Accusoft ImageGear 19.10.
What is the severity of CVE-2021-21945?
The severity of CVE-2021-21945 is critical with a CVSS score of 8.8.
How does CVE-2021-21945 affect Accusoft ImageGear?
CVE-2021-21945 affects Accusoft ImageGear 19.10.
How can these vulnerabilities be exploited?
These vulnerabilities can be exploited by providing a specially-crafted file to trigger a heap buffer overflow.
Where can I find more information about CVE-2021-21945?
You can find more information about CVE-2021-21945 at the following URL: https://talosintelligence.com/vulnerability_reports/TALOS-2021-1374