Paper/Archive/CVE-2022-3782

CVE-2022-3782

redhat.com Keycloak — keycloak: path traversal via double URL encoding.

Description · from the CVE record

keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.

Affected

ProductAffectedFixed inSource
Keycloak20.0.2 – < 20.0.220.0.2CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refaccess.redhat.com/security/cve/CVE-2022-3782