CVE-2021-3538
Insufficient randomness in UUIDs in github.com/satori/go.uuid
9.8
CRITICAL
CVSS 3.1
EPSS 0.37%
Description
Random data used to create UUIDs can contain zeros, resulting in predictable UUIDs and possible collisions.
How to fix CVE-2021-3538
To remediate CVE-2021-3538, upgrade the affected package to a fixed version below.
- Go/github.com/satori/go.uuid—upgrade to 1.2.1-0.20180404165556-75cca531ea76 or later
- Go/github.com/satori/go.uuid—upgrade to 1.2.1-0.20180404165556-75cca531ea76 or later
Is CVE-2021-3538 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 1.2.1-0.20180103161547-0ef6afb2f6cd, < 1.2.1-0.20180404165556-75cca531ea76
- >= 1.2.1-0.20180103161547-0ef6afb2f6cd, < 1.2.1-0.20180404165556-75cca531ea76
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |