CVE-2023-50805 Memory corruption in n/a
An out-of-bounds write in the heap of Samsung Exynos modems allows remote code execution via 2G networks without authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-50805?
CVE-2023-50805 is a high-severity memory corruption vulnerability in Samsung Exynos 1080 Firmware, published on 9 Jul 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was discovered in Samsung Mobile Processor, Wearable Processor, and Modems with versions Exynos 9820, Exynos 9825, Exynos 980, Exynos 990, Exynos 850, Exynos 1080, Exynos 2100, Exynos 2200, Exynos 1280, Exynos 1380, Exynos 1330, Exynos 9110, Exynos W920, Exynos W930, Exynos Modem 5123, Exynos Modem 5300 that allows an out-of-bounds write in the heap in 2G (no auth).
Weakness: CWE-787
Which versions are affected by CVE-2023-50805?
It affects 16 products.
Products include Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 2100 Firmware, Samsung Exynos 2200 Firmware and 10 more.
How do I fix CVE-2023-50805?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-50805 being exploited?
There is no known exploitation of CVE-2023-50805 in the wild and no public exploit code.
Other vulnerabilities in Samsung Exynos 1080 Firmware
Sources
Also known as A-307537992, GHSA-hj82-9w85-vjh7, PUB-A-307537992.