CVE-2020-18900 Memory corruption in n/a
Heap-based buffer overflow in libexe allows attackers to execute arbitrary code or cause denial of service via crafted COFF 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-2020-18900?
CVE-2020-18900 is a low-severity memory corruption vulnerability in n/a, published on 19 Aug 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
A heap-based buffer overflow in the libexe_io_handle_read_coff_optional_header function of libyal libexe before 20181128. NOTE: the vendor has disputed this as described in libyal/libexe issue 1 on GitHub
Weakness: CWE-787
Which versions are affected by CVE-2020-18900?
It affects 1 product.
Products include Libexe Project Libexe.
How do I fix CVE-2020-18900?
No fix has been published for CVE-2020-18900 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-2020-18900 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-18900 exists.
Sources
Also known as GHSA-rjrf-8842-x3rp.