CVE-2023-6245

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Dec 8, 2023
Updated: Dec 13, 2023
CWE ID 20
CWE ID 835
CWE ID 1288
CWE ID 168

Summary

CVE-2023-6245 is a cyber vulnerability that affects the Candid library. It causes a Denial of Service (DoS) when parsing a specially crafted payload with 'empty' data type. This vulnerability exposes canisters using affected versions of candid to DoS attacks, resulting in degraded performance and potential traps due to reaching the maximum instruction limit per execution round. Canisters written in Motoko are unaffected. The vulnerability has a base severity rating of HIGH, with an exploitability score of 3.9 and an impact score of 3.6. The vulnerability has been categorized under KeKwRK, bV6YQ6, pZtNL4, and s-pbQ5 categories by NIST. Remediation measures are not specified in the provided information.

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