// For flags

CVE-2018-11627

rubygem-sinatra: XSS in the 400 Bad Request page

Severity Score

6.1
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception.

Sinatra en versiones anteriores a la 2.0.2 tiene Cross-Site Scripting (XSS) a través de la página 400 Bad Request que se produce en una excepción del analizador de parámetros.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2018-05-31 CVE Reserved
  • 2018-05-31 CVE Published
  • 2023-07-08 EPSS Updated
  • 2024-08-05 CVE Updated
  • 2024-08-05 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Sinatrarb
Search vendor "Sinatrarb"
 Sinatra
Search vendor "Sinatrarb" for product "Sinatra"
 < 2.0.2
Search vendor "Sinatrarb" for product "Sinatra" and version " < 2.0.2"
-
Affected
Redhat
Search vendor "Redhat"
 Cloudforms
Search vendor "Redhat" for product "Cloudforms"
 4.6
Search vendor "Redhat" for product "Cloudforms" and version "4.6"
-
Affected
Redhat
Search vendor "Redhat"
 Cloudforms
Search vendor "Redhat" for product "Cloudforms"
 4.7
Search vendor "Redhat" for product "Cloudforms" and version "4.7"
-
Affected