CVE-2021-3424

Description

A flaw was found in keycloak as shipped in Red Hat Single Sign-On 7.4 where IDN homograph attacks are possible. A malicious user can register himself with a name already registered and trick admin to grant him extra privileges.

Risk Information

Base Score

5.3

MODERATE

Vector

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

EPSS Score

Exploitation Probability

0.164

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2021-3424,CVE-2022-1245 are fixed in Keycloak-services 18.0.0	Windows
Vulnerabilities CVE-2021-3424,CVE-2022-1245 are fixed in Keycloak-services for Linux 18.0.0	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234