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CVE-2023-44273

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Date: September 27, 2023

Consensys gnark-crypto through 0.11.2 allows Signature Malleability. This occurs because deserialisation of EdDSA and ECDSA signatures does not ensure that the data is in a certain interval.

Language: Go

Severity Score

Related Resources (8)

https://github.com/Consensys/gnark-crypto/releases/tag/v0.12.0
https://github.com/advisories/GHSA-9xfq-8j3r-xp5g
https://verichains.io
https://github.com/Consensys/gnark-crypto/pull/449
https://nvd.nist.gov/vuln/detail/CVE-2023-44273
https://github.com/Consensys/gnark-crypto/releases
https://github.com/Consensys/gnark-crypto
https://www.mend.io/vulnerability-database/CVE-2023-44273

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Top Fix

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Upgrade to version github.com/Consensys/gnark-crypto - v0.12.0;github.com/consensys/gnark-crypto - v0.12.0

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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