CVE-2023-6927

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Source
https://cve.org/CVERecord?id=CVE-2023-6927
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-6927.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-6927
Aliases
Downstream
CGA (10)
RHSA (6)
Published
2023-12-18T22:59:07Z
Modified
2026-10-16T02:54:07Z
Severity
  • 4.6 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N CVSS Calculator
Summary
Keycloak: open redirect via "form_post.jwt" jarm response mode
Details

A flaw was found in Keycloak. This issue may allow an attacker to steal authorization codes or tokens from clients using a wildcard in the JARM response mode "form_post.jwt" which could be used to bypass the security patch implemented to address CVE-2023-6134.

Database specific 
{
    "cna_assigner":  "redhat",
    "cwe_ids":  [
        "CWE-601"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6927.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "fixed":  "22-7"
                        },
                        {
                            "fixed":  "0:18.0.11-3.redhat_00001.1.el7sso"
                        },
                        {
                            "fixed":  "0:18.0.12-1.redhat_00001.1.el7sso"
                        },
                        {
                            "fixed":  "0:18.0.11-3.redhat_00001.1.el8sso"
                        },
                        {
                            "fixed":  "0:18.0.12-1.redhat_00001.1.el8sso"
                        },
                        {
                            "fixed":  "0:18.0.11-3.redhat_00001.1.el9sso"
                        },
                        {
                            "fixed":  "0:18.0.12-1.redhat_00001.1.el9sso"
                        },
                        {
                            "fixed":  "7.6-39"
                        },
                        {
                            "fixed":  "7.6-41"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "InverseAffectedRanges"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/keycloak/keycloak

Affected ranges

Type
GIT
Repo
https://github.com/keycloak/keycloak
Events
Introduced
e6a274ea0e31c6572e795f3372f006c88122539b
Last Affected
e6a274ea0e31c6572e795f3372f006c88122539b
Database specific
Show details 
{
    "extracted_events":  [
        {
            "cpe":  "cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "7.0"
                },
                {
                    "last_affected":  "7.0"
                }
            ],
            "source":  "CPE_STRING"
        }
    ]
}

Affected versions

7.*
7.0
7.0.0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-6927.json"