CVE-2023-36481 Denial of service in n/a
Attackers can cause an infinite loop in Samsung Exynos processors via improper PPP length handling, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-36481?
CVE-2023-36481 is a high-severity denial of service vulnerability in Samsung Exynos 1080 Firmware, published on 28 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Samsung Exynos Mobile Processor and Wearable Processor 9810, 9610, 9820, 980, 850, 1080, 2100, 2200, 1280, 1380, 1330, 9110, and W920. Improper handling of PPP length parameter inconsistency can cause an infinite loop.
Weakness: CWE-120
Which versions are affected by CVE-2023-36481?
It affects 13 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 7 more.
How do I fix CVE-2023-36481?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-36481 being exploited?
There is no known exploitation of CVE-2023-36481 in the wild and no public exploit code.
Other vulnerabilities in Samsung Exynos 1080 Firmware
Sources
Also known as A-298187929, GHSA-hqgq-fhhv-vxj3, PUB-A-298187929.