PT-2022-10443 · Red Hat · Keycloak

Michał Knapik + 2 · Published 2022-08-22 · Updated 2022-08-23 · CVE-2021-3513

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Keycloak (affected versions not specified) Redhat Keycloak (affected versions not specified)

Description A flaw in the software allows a brute force attack to be possible, even when the permanent lockout feature is enabled. This is due to an incorrect error message being displayed when incorrect credentials are entered, posing the highest threat to confidentiality.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Insufficiently Protected Credentials

Generation of Error Message Containing Sensitive Information

Weakness Enumeration

CWE-522

CWE-209

Related Identifiers

CVE-2021-3513

GHSA-XV7H-95R7-595J

RHSA-2021:3527

RHSA-2021:3528

RHSA-2021:3529

Affected Products

Keycloak

References · 7

• https://access.redhat.com/security/cve/CVE-2021-3513 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-3513 · Security Note
• https://osv.dev/vulnerability/CVE-2021-3513 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-xv7h-95r7-595j · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1953439 · Vendor Advisory
• https://github.com/keycloak/keycloak · Note
• https://github.com/keycloak/keycloak/pull/7976 · Note