CVE-2021-21288 is a Server-Side Request Forgery (SSRF) vulnerability affecting CarrierWave, an open-source RubyGem used for file uploads in Ruby applications. This flaw allows authenticated attackers to provide internal DNS entries or IP addresses, potentially enabling them to gather information about the target's internal network infrastructure. With a CVSS score of 4.3 (Medium), it requires low privileges and network access, but its impact is limited to information disclosure. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.3.2CPE matchmatch criteria | cpe:2.3:a:carrierwave_project:carrierwave:*:*:*:*:*:ruby:*:* | ||
>= 2.0.1, < 2.1.1CPE matchmatch criteria | cpe:2.3:a:carrierwave_project:carrierwave:*:*:*:*:*:ruby:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.