CVE-2021-45700
Process crashes when the cell used as DepGroup is not alive
7.5
HIGH
CVSS 3.1
EPSS 0.30%
Description
It's easy to create a malign transaction which uses the dead cell as the DepGroup in the DepCells. The transaction can crash all the receiving nodes.
How to fix CVE-2021-45700
To remediate CVE-2021-45700, upgrade the affected package to a fixed version below.
- crates.io/ckb—upgrade to 0.40.0 or later
- —upgrade to 0.40.0 or later
- —upgrade to 0.40.0 or later
Is CVE-2021-45700 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 0.40.0
- from 0, < 0.40.0
- >= 0.0.0-0, < 0.40.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |