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Redhat.comRH:CVE-2020-10734

HistoryFeb 10, 2021 - 6:35 a.m.

CVE-2020-10734

2021-02-1006:35:21

redhat.com

access.redhat.com

keycloak

oidc

csrf

protection

system availability

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

Percentile

12.6%

JSON

A flaw was found in keycloak. The OIDC logout endpoint does not have CSRF protection. The highest threat from this vulnerability is to system availability.

References

bugzilla.redhat.com/show_bug.cgi?id=1831662

github.com/keycloak/keycloak/security/advisories/GHSA-rvjg-gxwx-j5gf

nvd.nist.gov/vuln/detail/CVE-2020-10734

www.cve.org/CVERecord?id=CVE-2020-10734

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

Percentile

12.6%

JSON

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