RCE in Rubyonrails Active Storage
CVE-2022-21831
A code injection vulnerability exists in the Active Storage >= v5.2.0 that could allow an attacker to execute code via image_processing arguments.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.029 (85.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Rubyonrails Active_storage
- Debian Debian_linux — versions 10.0
- N/a Https://github.com/rails/rails — versions 7.0.2.3, 6.1.4.7, 6.0.4.7, 5.2.6.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support@hackerone.com (Patch, Third Party Advisory)
- support@hackerone.com (mailing-list, Mailing List, Third Party Advisory)
- support@hackerone.com (Third Party Advisory)
- support@hackerone.com (vendor-advisory)
Frequently asked questions
- What is CVE-2022-21831?
- CVE-2022-21831 is a critical-severity vulnerability in Rubyonrails Active Storage, classified under Code Injection. CVSS score: 9.8/10. Published 2022-05-26.
- How severe is CVE-2022-21831?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-21831 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.