Odaily Planet Daily reports: Security researcher Doyeon Park posted on X, disclosing a zero-day vulnerability in Cosmos’s consensus layer (CometBFT). The vulnerability, rated CVSS 7.1 (High), could cause nodes within the Cosmos ecosystem to stall during block synchronization, though direct asset theft is not feasible. Assets secured by this ecosystem exceed $8 billion. The researcher followed the Coordinated Vulnerability Disclosure (CVD) process to ensure ecosystem safety; however, due to the vendor’s lack of cooperation and irresponsible decision-making, they decided to proceed with public disclosure based on the vendor’s final determination.
Security Researcher Discloses High-Severity 0-Day in Cosmos CometBFT
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Summary
Security researcher Doyeon Park disclosed a high-severity 0-day vulnerability in Cosmos IBC with a CVSS score of 7.1. The flaw could disrupt node synchronization but does not allow asset theft. The Cosmos ecosystem holds over $8 billion in assets. Park followed responsible disclosure practices but went public due to uncooperative vendors. Contract security remains a critical concern for blockchain projects.
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