CVE-2020-8163

Public Exploit

Description

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 86.20% Top 5%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory google.com Third-Party Advisory hackerone.com Third-Party Advisory debian.org
Affected: n/a https://github.com/rails/rails
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/304805 third party advisory permissions required
https://groups.google.com/g/rubyonrails-security/c/hWuKcHyoKh0 patch mailing list third party advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00013.html third party advisory mailing list
http://packetstormsecurity.com/files/158604/Ruby-On-Rails-5.0.1-Remote-Code-Execution.html third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2020-8163?
CVE-2020-8163 has been scored as a high severity vulnerability.
How to fix CVE-2020-8163?
To fix CVE-2020-8163, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-8163 being actively exploited in the wild?
It is possible that CVE-2020-8163 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~86% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-8163?
CVE-2020-8163 affects n/a https://github.com/rails/rails.
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