CVE-2018-21066

An issue was discovered on Samsung mobile devices with M(6.0) (Exynos or MediaTek chipsets) software

published April 8, 2020

CVSS
—
EPSS
1%
Percentile
45.9
In the wild
Unconfirmed
What it is

⚠️ Watch out, Samsung users! A sneaky buffer overflow could lead to memory corruption in some mobile devices powered by Exynos or MediaTek chipsets! 🔥 Think of it as a kitchen where a chef accidentally spills too much sauce into a pot, causing everything to boil over and create a mess. That’s what happens in your device when the buffer overflows—essentially, too much data spills into memory and causes chaos! This vulnerability could potentially allow an attacker to exploit memory corruption, leading to unexpected behaviors or crashes on your device. Although there's no known exploitation, the risk of a bad recipe being cooked is always there, and it’s better to keep your kitchen tidy!

Put simply

Think of it as a kitchen where a chef accidentally spills too much sauce into a pot, causing everything to boil over and create a mess. That’s what happens in your device when the buffer overflows—essentially, too much data spills into memory and causes chaos! The buffer overflow occurs in a Trustlet within Samsung’s software, which means attackers could manipulate memory allocation, causing corruption and instability.

What to do

This vulnerability could potentially allow an attacker to exploit memory corruption, leading to unexpected behaviors or crashes on your device. Although there's no known exploitation, the risk of a bad recipe being cooked is always there, and it’s better to keep your kitchen tidy! To safeguard against this issue, ensure your device is running the latest software updates from Samsung. Regularly check for patches that address this vulnerability to keep your device secure! You've got this! Stay updated and keep your device safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00561 · 45.9th percentile
Published
2020-04-08T17:26Z
EPSS history
Timeline
  • 08 APR 17:26Z
    An issue was discovered on Samsung mobile devices with M(6.0) (Exynos or MediaTek chipsets) software
    cvelistv5