Private Address Check Project Private Address Check vulnerabilities

3 vulnerabilities

Known vulnerabilities in Private Address Check Project Private Address Check, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

4.3CVE-2018-3759RubyGemsprivate_address_check+2
EPSS score
0.68%
private_address_check ruby gem before 0.5.0 is vulnerable to a time-of-check time-of-use (TOCTOU) race condition due to the address the socket uses not being checked. DNS entries with a TTL of 0 can trigger this case where the initial resolution is a public address but the subsequent resolution is a private address.8.1CVE-2017-0904RubyGemsprivate_address_check+2
EPSS score
2.42%
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.9.8CVE-2017-0909RubyGemsprivate_address_check+2
EPSS score
2.03%
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.