CVE-2022-29566

The Bulletproofs 2017/1066 paper mishandles Fiat-Shamir generation because the hash computation fails to include all of the public values from the Zero Knowledge proof statement as well as all of the public values computed in the proof, aka the Frozen Heart issue.

CVSS v3.0 8.1 HIGH
CVSS v2.0 6.8 MEDIUM

8.1^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://eprint.iacr.org/2017/1066	Product Technical Description Third Party Advisory
https://blog.trailofbits.com/2022/04/13/part-1-coordinated-disclosure-of-vulnerabilities-affecting-girault-bulletproofs-and-plonk/	Exploit Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:bulletproofs_project:bulletproofs:-:*:*:*:*:*:*:*

Information

Published : 2022-04-21 12:15

Updated : 2022-05-11 09:29

NVD link : CVE-2022-29566

Mitre link : CVE-2022-29566

JSON object : View

CWE

CWE-327

Use of a Broken or Risky Cryptographic Algorithm

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Products Affected

bulletproofs_project

bulletproofs

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