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MitreCVE-2020-13485

HistoryMay 25, 2020 - 11:15 p.m.

CVE-2020-13485

2020-05-2523:15:09

CWE-697

mitre

web.nvd.nist.gov

cve-2020-13485

knock knock plugin

craft cms

ip whitelist bypass

x-forwarded-for

nvd

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.2

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.

Affected configurations

Nvd

Node

verbbknock_knockRange<1.2.8craft_cms

VendorProductVersionCPE
verbbknock_knock*cpe:2.3:a:verbb:knock_knock:*:*:*:*:*:craft_cms:*:*

Vendor	Product	Version	CPE
verbb	knock_knock	*	cpe:2.3:a:verbb:knock_knock::::::craft_cms::*

References

github.com/verbb/knock-knock/blob/craft-3/CHANGELOG.md

limpidsecurity.pl/security-advisories/1/knock-knock-plugin-for-craft-cms/

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.2

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

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