profanity through 1.60 has only four billion possible RNG initializations. Thus, attackers can recover private keys from Ethereum vanity addresses and steal cryptocurrency, as exploited in the wild in June 2022.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-40769
• johguse/profanity#61
• https://blog.1inch.io/a-vulnerability-disclosed-in-profanity-an-ethereum-vanity-address-tool-68ed7455fc8c
• https://github.com/johguse/profanity