SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2022-50237

The ed25519-dalek crate before 2 for Rust allows a double public key signing function oracle attack.

MEDIUM 5.9EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
5.9 MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
EPSS
0.18% probability · 8th percentile
CISA KEV
Not listed
Weakness
CWE-497
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.