VDB
CVE-2020-8162
CVE-2020-8162
PUBLISHED
A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.
EPSS 1.55% · 81.8th percentile
Risk Scores
EPSS Score
1.55%
81.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | rails | *, 2:4.2.10-0ubuntu4, 2:4.2.10-0ubuntu4+esm2 |
| Ubuntu:Pro:16.04:LTS | rails | 0, *, * |
| Ubuntu:Pro:20.04:LTS | rails | 0, *, * |
Exploit Intelligence
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc-repo)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc)
- Known security vulnerabilities detected. CVE-2022-21831 Critical severity CVE-2025-24293 Critical severity CVE-2020-8162 High severity CVE-2024-26144 Moderate severity (github-poc)
…and 86 more exploits
Timeline
- CVE Published
- May 18, 2020 PoC Published
- Apr 14, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 11, 2023 EPSS Score
- May 13, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-8162 third-party-advisory
- https://weblog.rubyonrails.org/2020/5/18/Rails-5-2-4-3-and-6-0-3-1-have-been-released third-party-advisory
- https://github.com/rails/rails/commit/e8df5648515a0e8324d3b3c4bdb7bde6802cd8be third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-8162 third-party-advisory