CVE-2021-21946
Last modified
CVE-2021-21946 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Two heap-based buffer overflow vulnerabilities exists in the JPEG-JFIF lossless Huffman image parser functionality of Accusoft ImageGear 19.10. A specially-crafted file can lead to a heap buffer overflow. EPSS estimates a 1.04% chance of exploitation in the next 30 days.
Description
Two heap-based buffer overflow vulnerabilities exists in the JPEG-JFIF lossless Huffman image 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 overflow takes place when the `SOF3` precision is lower than 9.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Accusoft | Imagegear | 19.10 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1375Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1375Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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