critical9.1
CVE-2021-33473
Arbitrary file write in dragonfly
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| rubygems | dragonfly | < 1.4.0 | 1.4.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Dragonfly Project | Dragonfly | Version 1.3.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/markevans/dragonfly/commit/25399297bb457f7fcf8e3f91e85945b255b111b5
- https://github.com/markevans/dragonfly/issues/513
- https://security.netapp.com/advisory/ntap-20220715-0004/
- https://github.com/advisories/GHSA-fj34-jhjx-xmvv
- https://nvd.nist.gov/vuln/detail/CVE-2021-33473
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/dragonfly/CVE-2021-33473.yml