CVE-2018-21057: google android Out-of-bounds Write
CVSS: 10.0v2.0HighModified
Published 08-04-2020Last modified 05-08-2024
Vulnerability summary
CVE-2018-21057 is a high (CVSS 10.0) Out-of-bounds Write vulnerability in google android. EPSS estimates a 0.56% chance of exploitation in the next 30 days, higher than 45.5% of scored vulnerabilities.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
0.56%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-04-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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).
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.56%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
0.00 pp
From 0.56% on 18-09-2026
18-09-202618-10-2026
EPSS score0.56%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Google1 product
- androidEOL7.0 | 7.1.0 | 7.1.1 | 7.1.2 | 8.0 | 8.1 | 9.0
1 vendor · 1 product