CVE-2021-21405
BLS Signature "Malleability" in github.com/filecoin-project/lotus
5.9
MEDIUM
CVSS 3.1
EPSS 0.17%
Description
BLS Signature "Malleability" in github.com/filecoin-project/lotus
How to fix CVE-2021-21405
To remediate CVE-2021-21405, upgrade the affected package to a fixed version below.
- Go/github.com/filecoin-project/lotus—upgrade to 1.5.0 or later
- Go/github.com/filecoin-project/lotus—upgrade to 1.5.0 or later
Is CVE-2021-21405 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.5.0
- from 0, < 1.5.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |