CVE-2021-33473
Arbitrary file write in dragonfly
9.1
CRITICAL
CVSS 3.1
EPSS 1.0%
Description
An argument injection vulnerability in Dragonfly Ruby Gem v1.3.0 allows attackers to read and write arbitrary files when the verify_url option is disabled. This vulnerability is exploited via a crafted URL.
How to fix CVE-2021-33473
To remediate CVE-2021-33473, upgrade the affected package to a fixed version below.
- RubyGems/dragonfly—upgrade to 1.4.0 or later
Is CVE-2021-33473 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |