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Arbitrary file write in dragonfly

Critical severity GitHub Reviewed Published Jun 3, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

bundler dragonfly (RubyGems)

Affected versions

< 1.4.0

Patched versions

1.4.0

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.

References

Published by the National Vulnerability Database Jun 2, 2022
Published to the GitHub Advisory Database Jun 3, 2022
Reviewed Jun 3, 2022
Last updated Jan 27, 2023

Severity

Critical
9.1
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses

CVE ID

CVE-2021-33473

GHSA ID

GHSA-fj34-jhjx-xmvv

Source code

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