CVE-2020-23549 Memory corruption in n/a
Attackers can cause denial of service or potentially execute code via a crafted CR2 file in IrfanView due to memory corruption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-23549?
CVE-2020-23549 is a high-severity memory corruption vulnerability in Irfanview Irfanview, published on 28 Oct 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
IrfanView 4.54 allows attackers to cause a denial of service or possibly other unspecified impacts via a crafted .cr2 file, related to a "Data from Faulting Address controls Branch Selection starting at FORMATS!GetPlugInInfo+0x00000000000047f6".
Which versions are affected by CVE-2020-23549?
It affects 1 product.
Products include Irfanview Irfanview.
How do I fix CVE-2020-23549?
No fix has been published for CVE-2020-23549 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-2020-23549 being exploited?
There is no known exploitation of CVE-2020-23549 in the wild and no public exploit code.
Other vulnerabilities in Irfanview Irfanview
Sources
Also known as GHSA-7q25-cj2m-mf87.