SB2023050238 - Multiple vulnerabilities in Samsung Blockchain Keystore
Published: May 2, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2023-21506)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to compromise vulnerable system.
The vulnerability exists due to a boundary error within the BC_TUI_CMD_SEND_RESOURCE_DATA_ARRAY command in bc_tui trustlet. A malicious application can trigger an out-of-bounds write and execute arbitrary code on the target system.
2) Out-of-bounds read (CVE-ID: CVE-2023-21511)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the CMD_COLDWALLET_BTC_SET_PRV_UTXO in bc_core trustlet. A malicious application can trigger an out-of-bounds read error and read contents of memory on the system.
3) Out-of-bounds write (CVE-ID: CVE-2023-21508)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to compromise vulnerable system.
The vulnerability exists due to a boundary error within the BC_TUI_CMD_SEND_RESOURCE_DATA command in bc_tui trustlet. A malicious application can trigger an out-of-bounds write and execute arbitrary code on the target system.
4) Out-of-bounds read (CVE-ID: CVE-2023-21510)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet. A malicious application can trigger an out-of-bounds read error and read contents of memory on the system.
5) Out-of-bounds write (CVE-ID: CVE-2023-21509)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to compromise vulnerable system.
The vulnerability exists due to a boundary error within the BC_TUI_CMD_UPDATE_SCREEN in bc_tui trustlet. A malicious application can trigger an out-of-bounds write and execute arbitrary code on the target system.
6) Out-of-bounds read (CVE-ID: CVE-2023-21507)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a malicious application to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the BC_TUI_CMD_SEND_RESOURCE_DATA_ARRAY command in bc_tui trustlet. A malicious application can trigger an out-of-bounds read error and read contents of memory on the system.
Remediation
Install update from vendor's website.