GHSA-j858-xp5v-f8xxCriticalCVSS 9.8
Dragonfly contains remote code execution vulnerability
🔗 CVE IDs covered (1)
📋 Description
An argument injection vulnerability in the Dragonfly gem before 1.4.0 for Ruby allows remote attackers to read and write to arbitrary files via a crafted URL when the verify_url option is disabled. This may lead to code execution. The problem occurs because the generate and process features mishandle use of the ImageMagick convert utility.
🎯 Affected products1
- rubygems/dragonfly:< 1.4.0
🔗 References (9)
- https://nvd.nist.gov/vuln/detail/CVE-2021-33564
- https://github.com/markevans/dragonfly/issues/513
- https://github.com/markevans/dragonfly/commit/25399297bb457f7fcf8e3f91e85945b255b111b5
- https://github.com/markevans/dragonfly/compare/v1.3.0...v1.4.0
- https://github.com/mlr0p/CVE-2021-33564
- https://raw.githubusercontent.com/projectdiscovery/nuclei-templates/master/cves/2021/CVE-2021-33564.yaml
- https://zxsecurity.co.nz/research/argunment-injection-ruby-dragonfly/
- https://github.com/advisories/GHSA-j858-xp5v-f8xx
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/dragonfly/CVE-2021-33564.yml