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CVE-2023-21506

HIGHCVSS 7.8/10EPSS 0.19%

Last modified

CVE-2023-21506 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Out-of-bounds Write vulnerability while processing BC_TUI_CMD_SEND_RESOURCE_DATA_ARRAY command in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to execute arbitrary code.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.19%

9.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SamsungSamsung Blockchain Keystore< 1.3.12.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-21506?
Out-of-bounds Write vulnerability while processing BC_TUI_CMD_SEND_RESOURCE_DATA_ARRAY command in bc_tui trustlet from Samsung Blockchain Keystore prior to version 1.3.12.1 allows local attacker to execute arbitrary code.
How severe is CVE-2023-21506?
CVE-2023-21506 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2023-21506?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-21506?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST