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MEDIUM · 6.7

CVE-2023-21509

Out-of-bounds Write vulnerability while processing BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to execute arbitrary cod...

Vulnerability Description

Out-of-bounds Write vulnerability while processing BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to execute arbitrary code.

CVSS Score

6.7

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
SamsungSamsung Blockchain Keystore< 1.3.12.1

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2023-21509?

CVE-2023-21509 is a vulnerability with a CVSS score of 6.7 (MEDIUM). Out-of-bounds Write vulnerability while processing BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to execute arbitrary cod...

How severe is CVE-2023-21509?

CVE-2023-21509 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-21509?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Samsung Blockchain Keystore.