RCE in Rubyonrails Rails
CVE-2020-8163
The is a code injection vulnerability in versions of Rails prior to 5.0.1 that wouldallow an attacker who controlled the `locals` argument of a `render` call to perform a RCE.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.820 (99.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Rubyonrails Rails
- Debian Debian_linux — versions 9.0
- N/a Https://github.com/rails/rails — versions Fixed in 4.2.11.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support@hackerone.com (Permissions Required, Third Party Advisory, x_refsource_MISC)
- support@hackerone.com (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- support@hackerone.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- support@hackerone.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-8163?
- CVE-2020-8163 is a high-severity vulnerability in Rubyonrails Rails, classified under Code Injection. CVSS score: 8.8/10. Published 2020-07-02.
- How severe is CVE-2020-8163?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-8163 known to be exploited?
- 40 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.