CVE-2017-2585

Red Hat Keycloak before version 2.5.1 has an implementation of HMAC verification for JWS tokens that uses a method that runs in non-constant time, potentially leaving the application vulnerable to timing attacks.

CVSS v3.0 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1412376	Issue Tracking
https://access.redhat.com/errata/RHSA-2017:0873	Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:0872	Vendor Advisory
http://www.securitytracker.com/id/1038180	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/97393	Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2017-0876.html	Vendor Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

OR	cpe:2.3:a:redhat:single_sign_on:7.1:::::::*
	cpe:2.3:a:redhat:single_sign_on:7.2:::::::*

OR	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*

Information

Published : 2018-03-12 08:29

Updated : 2018-04-12 08:14

NVD link : CVE-2017-2585

Mitre link : CVE-2017-2585

JSON object : View

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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Products Affected

redhat

enterprise_linux_server
keycloak
single_sign_on

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