Pi Hole
CVE-2021-3811
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
adminlte is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
AnalysisAI
adminlte is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. adminlte is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affected products include: Pi-Hole Web Interface.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
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Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. Rated high severity (CVSS 8.8)
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Pi-hole 4.4 allows a user able to write to /etc/pihole/dns-servers.conf to escalate privileges through command injection
Pi-hole before 6 allows unauthenticated admin/api.php?setTempUnit= calls to change the temperature units of the web dash
adminlte is vulnerable to Sensitive Cookie Without 'HttpOnly' Flag. Rated high severity (CVSS 7.5), this vulnerability i
Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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