Critical severity · published Nov 16, 2017
CVE-2017-0909
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…
9.8
CVSS
2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
Private Address Check · Private Address Check Project
before 0.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-0909
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-0909
Issue Tracking
https://github.com/jtdowney/private_address_check/pull/3
Issue Tracking
https://hackerone.com/reports/288950
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