CVE-2020-23909 Memory corruption in n/a
A heap-based buffer over-read in AdvanceMAME allows attackers to cause denial of service or disclose sensitive memory information via crafted PNG files.
- 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-2020-23909?
CVE-2020-23909 is a high-severity memory corruption vulnerability in n/a, published on 18 Jul 2023. 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
Heap-based buffer over-read in function png_convert_4 in file pngex.cc in AdvanceMAME through 2.1.
Weakness: CWE-125
Which versions are affected by CVE-2020-23909?
It affects 1 product.
Products include Advancemame Advancemame.
How do I fix CVE-2020-23909?
No fix has been published for CVE-2020-23909 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-2020-23909 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-23909 exists.
Sources
Also known as AZL-43516, AZL-44874, GHSA-29cr-f47w-93jr, UBUNTU-CVE-2020-23909.