CVE-2022-50237

Description

The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack. The Keypair implementation leads to a simple computation for extracting a private key.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: dalek-cryptography ed25519-dalek
Published at:
Updated at:

References

Link Tags
https://rustsec.org/advisories/RUSTSEC-2022-0093.html
https://github.com/MystenLabs/ed25519-unsafe-libs
https://crates.io/crates/ed25519-dalek

Frequently Asked Questions

What is the severity of CVE-2022-50237?
CVE-2022-50237 has been scored as a medium severity vulnerability.
How to fix CVE-2022-50237?
To fix CVE-2022-50237, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-50237 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-50237 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-50237?
CVE-2022-50237 affects dalek-cryptography ed25519-dalek.
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