CVE-2020-36321

Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://vaadin.com/security/cve-2020-36321	Vendor Advisory
https://github.com/vaadin/flow/pull/9392	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:vaadin:flow::::::::
	cpe:2.3:a:vaadin:flow::::::::
	cpe:2.3:a:vaadin:vaadin::::::::
	cpe:2.3:a:vaadin:vaadin::::::::

Information

Published : 2021-04-23 09:15

Updated : 2021-05-05 10:26

NVD link : CVE-2020-36321

Mitre link : CVE-2020-36321

JSON object : View

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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Products Affected

vaadin

flow
vaadin

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