CVE-2021-21824 Memory corruption in Accusoft
A specially crafted JPEG file can trigger an out-of-bounds write in Accusoft ImageGear, potentially leading to memory corruption and code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-21824?
CVE-2021-21824 is a high-severity memory corruption vulnerability in Accusoft Imagegear, published on 11 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An out-of-bounds write vulnerability exists in the JPG Handle_JPEG420 functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.
Which versions are affected by CVE-2021-21824?
It affects 1 product.
Products include Accusoft Imagegear.
How do I fix CVE-2021-21824?
No fix has been published for CVE-2021-21824 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-21824 being exploited?
There is no known exploitation of CVE-2021-21824 in the wild and no public exploit code.
Other vulnerabilities in Accusoft Imagegear
Sources
Also known as GHSA-4fh6-xq85-m4pp.