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GitHub_MCVE-2021-29448

HistoryApr 15, 2021 - 4:15 p.m.

CVE-2021-29448

2021-04-1516:15:14

CWE-79

GitHub_M

web.nvd.nist.gov

cve-2021-29448

pi-hole

linux

advertisement blocker

internet tracker

xss

security advisory

nvd

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

41.0%

JSON

Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. The Stored XSS exists in the Pi-hole Admin portal, which can be exploited by the malicious actor with the network access to DNS server. See the referenced GitHub security advisory for patch details.

Affected configurations

Nvd

Vulners

Node

pi-holeftldnsMatch5.7

pi-holepi-holeMatch5.2.4

pi-holeweb_interfaceRange<5.5

VendorProductVersionCPE
pi-holeftldns5.7cpe:2.3:a:pi-hole:ftldns:5.7:*:*:*:*:*:*:*
pi-holepi-hole5.2.4cpe:2.3:a:pi-hole:pi-hole:5.2.4:*:*:*:*:*:*:*
pi-holeweb_interface*cpe:2.3:a:pi-hole:web_interface:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
pi-hole	ftldns	5.7	cpe:2.3:a:pi-hole:ftldns:5.7:::::::*
pi-hole	pi-hole	5.2.4	cpe:2.3:a:pi-hole:pi-hole:5.2.4:::::::*
pi-hole	web_interface	*	cpe:2.3:a:pi-hole:web_interface::::::::

CNA Affected

[
  {
    "product": "AdminLTE",
    "vendor": "pi-hole",
    "versions": [
      {
        "status": "affected",
        "version": "<= 5.4"
      }
    ]
  }
]

References

github.com/pi-hole/AdminLTE/security/advisories/GHSA-cwwf-93p7-73j9

Social References

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:H

AI Score

8.3

Confidence

High

EPSS

0.001

Percentile

41.0%

JSON

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