CVE-2021-21833 Memory corruption in Accusoft
A specially crafted malformed file can trigger an out-of-bounds write in Accusoft ImageGear, potentially allowing code execution or denial of service.
- 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-2021-21833?
CVE-2021-21833 is a critical 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 improper array index validation vulnerability exists in the TIF IP_planar_raster_unpack functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability.
Which versions are affected by CVE-2021-21833?
It affects 1 product.
Products include Accusoft Imagegear.
How do I fix CVE-2021-21833?
No fix has been published for CVE-2021-21833 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-2021-21833 being exploited?
There is no known exploitation of CVE-2021-21833 in the wild and no public exploit code.
Other vulnerabilities in Accusoft Imagegear
Sources
Also known as GHSA-7xxh-5w72-gmww.