PT-2023-18267 · Samsung · Samsung Blockchain Keystore

F4Lt + 3 · Published 2023-05-04 · Updated 2023-05-11 · CVE-2023-21511

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Samsung Blockchain Keystore versions prior to 1.3.12.1

Description The issue is related to an Out-of-bounds Read vulnerability that occurs while processing CMD COLDWALLET BTC SET PRV UTXO in the bc core trustlet. This allows a local attacker to read arbitrary memory.

Recommendations For versions prior to 1.3.12.1, update to version 1.3.12.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the bc core trustlet to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2023-21511

Affected Products

Samsung Blockchain Keystore

References · 3

• https://osv.dev/vulnerability/CVE-2023-21511 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21511 · Security Note
• https://security.samsungmobile.com/serviceWeb.smsb?year=2023&month=05 · Vendor Advisory