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WS-2022-0063

Date: August 19, 2025

In libp2p-core between 0.30.0 and before 0.31.1 there is no check that the public key the signature was created with matches the peer ID of the peer record. Any combination was considered valid. This allows an attacker to republish an existing PeerRecord with a different PeerId

Language: RUST

Severity Score

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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