4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
0.001 Low
EPSS
Percentile
40.8%
An exploitable XSS vulnerability exists in the add filter functionality of the rails_admin rails gem version 1.2.0. A specially crafted URL can cause an XSS flaw resulting in an attacker being able to execute arbitrary javascript on the victimβs browser. An attacker can phish an authenticated user to trigger this vulnerability.
rails_admin 1.2.0
<https://github.com/sferik/rails_admin> <https://rubygems.org/gems/rails_admin/versions/1.2.0>
6.1 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-79: Improper Neutralization of Input During Web Page Generation (βCross-site Scriptingβ)
The rails_admin gem has functionality which allows a user to create custom filters to find values within the admin interface. When a new filter is created using the UI, it redirects to a new url containing that filtering information in the form of
localhost:3000/admin/model?model_name=model&utf8=%E2%9C%93&f%5B password%5D%5B91178%5D%5Bv%5D=+%22%3E%3Cimg+src%3D%22%22+onerror%3D%22 alert(1)%22%3E&query=
This URL can them be used to phish an authenticated user and execute arbitrary javascript on their behalf.
This vulnerability was shown to occur using Chrome, Safari, and Firefox.
2017-09-20 - Vendor Disclosure
2017-09-28 - 2nd Vendor contact attempt
2017-10-11 - 3rd Vendor contact attempt
2017-12-05 - Final Vendor contact
2018-01-10 - Public Release
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
0.001 Low
EPSS
Percentile
40.8%