CVE-2020-8997 Memory corruption in n/a
Remote attackers near Abbott FreeStyle Libre sensors can enable memory write access via NFC, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8997?
CVE-2020-8997 is a high-severity memory corruption vulnerability in n/a, published on 16 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Older generation Abbott FreeStyle Libre sensors allow remote attackers within close proximity to enable write access to memory via a specific NFC unlock command. NOTE: The vulnerability is not present in the FreeStyle Libre 14-day in the U.S (announced in August 2018) and FreeStyle Libre 2 outside the U.S (announced in October 2018).
Weakness: CWE-787
Which versions are affected by CVE-2020-8997?
It affects 1 product.
Products include Abbott Freestyle Libre Firmware.
How do I fix CVE-2020-8997?
No fix has been published for CVE-2020-8997 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-2020-8997 being exploited?
There is no known exploitation of CVE-2020-8997 in the wild and no public exploit code.
Sources
Also known as GHSA-58mq-67r3-jpgf.