SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-45700

Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.

HIGH 7.5EPSS 1.09%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in the ckb crate before 0.40.0 for Rust. Attackers can cause a denial of service (Nervos CKB blockchain node crash) via a dead call that is used as a DepGroup.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.09% probability · 63th percentile
CISA KEV
Not listed
Affected
nervos/ckb
Source
cve@mitre.org

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