← back
CVE-2017-0904

CVE-2017-0904

EPSS 2.4%CWE-242
The private_address_check ruby gem before 0.4.0 is vulnerable to a bypass due to use of Ruby's Resolv.getaddresses method, which is OS-dependent and should not be relied upon for security measures, such as when used to blacklist private network addresses to prevent server-side request forgery.
Affected products
jtdowney · private_address_check ruby gem

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
https://edoverflow.com/2017/ruby-resolv-bug/https://github.com/jtdowney/private_address_check/commit/58a0d7fe31de339c0117160567a5b33ad82b46afhttps://github.com/jtdowney/private_address_check/issues/1https://hackerone.com/reports/287245https://hackerone.com/reports/287835