CVE-2021-21945: Buffer Overflow
First published: Thu Apr 14 2022(Updated: )
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.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| AccuSoft ImageGear | =19.10 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
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
- collector/nvd-index
- agent/severity
- agent/author
- agent/weakness
- agent/tags
- agent/type
- agent/event
- agent/references
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- vendor/accusoft
- canonical/accusoft imagegear
- version/accusoft imagegear/19.10