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MitreCVE-2018-19146

HistoryJun 17, 2019 - 8:15 p.m.

CVE-2018-19146

2019-06-1720:15:09

CWE-79

mitre

web.nvd.nist.gov

cve-2018-19146

nvd

xss

concrete5

svg

file uploads

html

script element

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

48.7%

JSON

Concrete5 8.4.3 has XSS because config/concrete.php allows uploads (by administrators) of SVG files that may contain HTML data with a SCRIPT element.

Affected configurations

Nvd

Node

concretecmsconcrete_cmsMatch8.4.3

VendorProductVersionCPE
concretecmsconcrete_cms8.4.3cpe:2.3:a:concretecms:concrete_cms:8.4.3:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
concretecms	concrete_cms	8.4.3	cpe:2.3:a:concretecms:concrete_cms:8.4.3:::::::*

References

hackerone.com/concrete5?view_policy=true

hackerone.com/reports/437863

www.concrete5.org/

www.w3.org/TR/SVG2/intro.html#W3CCompatibility

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

48.7%

JSON

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