CVE-2019-18886

An issue was discovered in Symfony 4.2.0 to 4.2.11 and 4.3.0 to 4.3.7. The ability to enumerate users was possible due to different handling depending on whether the user existed when making unauthorized attempts to use the switch users functionality. This is related to symfony/security.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

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://github.com/symfony/symfony/releases/tag/v4.3.8	Release Notes
https://symfony.com/blog/cve-2019-18886-prevent-user-enumeration-using-switch-user-functionality	Vendor Advisory
https://symfony.com/blog/symfony-4-3-8-released	Release Notes

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:sensiolabs:symfony::::::::
	cpe:2.3:a:sensiolabs:symfony::::::::

History

No history.

Information

Published : 2019-11-21 18:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-18886

Mitre link : CVE-2019-18886

CVE.ORG link : CVE-2019-18886

JSON object : View

Products Affected

sensiolabs

symfony

CWE

CWE-203

Observable Discrepancy

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