CVE-2022-29566

high

Description

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.

References

https://eprint.iacr.org/2017/1066

https://blog.trailofbits.com/2022/04/13/part-1-coordinated-disclosure-of-vulnerabilities-affecting-girault-bulletproofs-and-plonk/

Details

Source: Mitre, NVD

Published: 2022-04-21

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00064