WID-SEC-W-2023-0086

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Keycloak: Mehrere Schwachstellen

view advisory published 2023-01-12

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um einen Denial of Service Angriff durchzuführen und Sicherheitsmaßnahmen zu umgehen.

01

describes (4)

Related CVEs.

IDseverity exploitable
CVE-2023-0091USlow3.8OT elevated—
A flaw was found in Keycloak, where it did not properly check client tokens for possible revocation in its client credential flow. This flaw allows an attacker to access or modify…
CVE-2022-41966UShigh7.5Exploit
XStream serializes Java objects to XML and back again. Versions prior to 1.4.20 may allow a remote attacker to terminate the application with a stack overflow error, resulting in a…
CVE-2022-40151UShigh7.5—
Those using Xstream to seralize XML data may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that…
CVE-2022-25857UShigh7.5—
The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections.
02

references

External citations — patches, advisories, analysis.

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