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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.031 (87.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.031 · change: +0.001
Affected products
- Rubyonrails Active Storage
- Debian Linux — versions 10.0
- 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
- github.com/advisories/GHSA-w749-p3v6-hccq (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/09/msg00002.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20221118-0001/ (Third Party Advisory)
- www.debian.org/security/2023/dsa-5372 (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.