CVE-2018-21057: Buffer Overflow
Published Apr 8, 2020
·Updated
An issue was discovered on Samsung mobile devices with N(7.x) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-2018-12757 (September 2018).
Affected Software
7 affected components
Google Android=7.0
Google Android=7.1.0
Google Android=7.1.1
Google Android=7.1.2
Google Android=8.0
Google Android=8.1
Google Android=9.0
Event History
Apr 8, 2020
CVE Published
via MITRE·05:44 PM
Data Sourced
via MITRE·05:44 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2018-21057?
CVE-2018-21057 is considered to have a high severity due to the stack-based buffer overflow vulnerability in the Shannon Baseband.
2
How do I fix CVE-2018-21057?
To fix CVE-2018-21057, users should update their Samsung mobile devices to the latest available firmware.
3
Which devices are affected by CVE-2018-21057?
CVE-2018-21057 affects Samsung mobile devices running Android versions 7.0, 7.1.x, 8.0, 8.1, and 9.0 with Exynos chipsets.
4
What type of vulnerability is CVE-2018-21057?
CVE-2018-21057 is a stack-based buffer overflow vulnerability.
5
When was CVE-2018-21057 disclosed?
CVE-2018-21057 was disclosed in September 2018.