CVE-2025-21020
CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
0th
Out-of-bounds write in creating bitmap images in Blockchain Keystore prior to version 1.3.17.2 allows local privileged attackers to write out-of-bounds memory.
| Vendor | samsung mobile |
| Product | blockchain keystore |
| Published | Aug 6, 2025 |
| Last Updated | Feb 26, 2026 |
Stay Ahead of the Next One
Get instant alerts for samsung mobile blockchain keystore
Be the first to know when new medium vulnerabilities affecting samsung mobile blockchain keystore are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
Samsung Mobile / Blockchain Keystore
All versions affected