CVE-2017-0909

Description

The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.36%
Third-Party Advisory github.com Third-Party Advisory hackerone.com
Affected: HackerOne private_address_check ruby gem
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/288950 patch third party advisory issue tracking
https://github.com/jtdowney/private_address_check/pull/3 third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2017-0909?
CVE-2017-0909 has been scored as a critical severity vulnerability.
How to fix CVE-2017-0909?
To fix CVE-2017-0909, 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-2017-0909 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-0909 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-0909?
CVE-2017-0909 affects HackerOne private_address_check ruby gem.
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