Medium severity · published Oct 26, 2021
CVE-2021-41175
Stored XSS in Client Groups Management (Authenticated)
5.4
CVSS
0.9%
EPSS
No
On KEV
Description
Pi-hole's Web interface (based on AdminLTE) provides a central location to manage one's Pi-hole and review the statistics generated by FTLDNS. Prior to version 5.8, cross-site scripting is possible when adding a client via the groups-clients management page. This issue was patched in version 5.8.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AD
AdminLTE · pi-hole
< 5.8 · source: vendor
WI
Web Interface · Pi-hole
before 5.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41175
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41175
Patch
https://github.com/pi-hole/AdminLTE/commit/01191c7a1b8d5032991ed9d88e0db8d3dbec744d
Release Notes
https://github.com/pi-hole/AdminLTE/releases/tag/v5.8
Exploit
https://github.com/pi-hole/AdminLTE/security/advisories/GHSA-mhr8-7rvg-8r43
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