Security advisory
It was found that while parsing the SAML messages the StaxParserUtil class of keycloak before 2.5.1 replaces special strings for obtaining attribute values with system property. This could allow an attacker to determine values of system properties at the attacked system by formatting the SAML request ID field to be the chosen system property which could be obtained in the "InResponseTo" field in the response.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-2582
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:40 UTC · Revision 1
Source evidence
It was found that while parsing the SAML messages the StaxParserUtil class of keycloak before 2.5.1 replaces special strings for obtaining attribute values with system property. This could allow an attacker to determine values of system properties at the attacked system by formatting the SAML request ID field to be the chosen system property which could be obtained in the "InResponseTo" field in the response.
osv:CVE-2017-2582
Complete source record
{
"id": "0fec97aaa901467b2de6c20f1b49491a704dfd04bb352e76ce562910f955d1ab",
"url": "https://osv.dev/vulnerability/CVE-2017-2582",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-2582",
"summary": "It was found that while parsing the SAML messages the StaxParserUtil class of keycloak before 2.5.1 replaces special strings for obtaining attribute values with system property. This could allow an attacker to determine values of system properties at the attacked system by formatting the SAML request ID field to be the chosen system property which could be obtained in the \"InResponseTo\" field in the response.",
"evidence": "osv:CVE-2017-2582",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2017-2582",
"aliases": [
"CVE-2017-2582",
"GHSA-c77r-6f64-478q"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/keycloak/keycloak",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "1ad464c6811f67470449226286c4aa0e1b8de218"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.5.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"2.4.0.Test",
"1.3.0.Final",
"1.1.0.Beta2",
"1.0.0.Final",
"1.0-final",
"1.0-rc-1",
"1.0-beta-4",
"1.0-beta-2",
"1.0-beta-1",
"1.0-alpha-3",
"1.0-alpha-2",
"1.0-alpha-1",
"1.0-alpha-1-12062013"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-2582.json"
}
}
],
"modified": "2026-10-24T10:49:20.707377453Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2017:2808",
"https://access.redhat.com/errata/RHSA-2017:2809",
"https://access.redhat.com/errata/RHSA-2017:2810",
"https://access.redhat.com/errata/RHSA-2017:2811",
"https://access.redhat.com/errata/RHSA-2017:3216",
"https://access.redhat.com/errata/RHSA-2017:3217",
"https://access.redhat.com/errata/RHSA-2017:3218",
"https://access.redhat.com/errata/RHSA-2017:3219",
"https://access.redhat.com/errata/RHSA-2017:3220",
"https://access.redhat.com/errata/RHSA-2018:2740",
"https://access.redhat.com/errata/RHSA-2018:2741",
"https://access.redhat.com/errata/RHSA-2018:2742",
"https://access.redhat.com/errata/RHSA-2018:2743",
"https://access.redhat.com/errata/RHSA-2019:0136",
"https://access.redhat.com/errata/RHSA-2019:0137",
"https://access.redhat.com/errata/RHSA-2019:0139",
"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2582",
"https://github.com/keycloak/keycloak/pull/3715/commits/0cb5ba0f6e83162d221681f47b470c3042eef237"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:6.4.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.1.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:jboss_enterprise_application_platform",
"extracted_events": [
{
"range": [
{
"introduced": "6.0.0"
},
{
"last_affected": "6.0.0"
},
{
"introduced": "6.4.0"
},
{
"last_affected": "6.4.0"
},
{
"introduced": "7.0.0"
},
{
"last_affected": "7.0.0"
},
{
"introduced": "7.1.0"
},
{
"last_affected": "7.1.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2017-2582",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 441679,
"published_at": "2018-07-26T17:29:00.41+00:00"
}