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Vulnerability details: VCID-6q92-s7v5-aaab
Vulnerability ID VCID-6q92-s7v5-aaab
Aliases CVE-2021-3461
GHSA-cm29-6wx7-p874
Summary Insufficient Session Expiration A flaw was found in keycloak where keycloak may fail to logout user session if the logout request comes from external SAML identity provider and Principal Type is set to Attribute [Name].
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-613 Insufficient Session Expiration
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2063
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2064
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2065
rhas Moderate https://access.redhat.com/errata/RHSA-2021:2070
cvssv3 7.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3461.json
epss 0.00022 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00022 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00022 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00026 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00052 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00063 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00063 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00063 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00063 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00063 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00071 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00086 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00121 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00121 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
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epss 0.00121 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00121 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00121 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00126 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00126 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00126 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00126 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
epss 0.00126 https://api.first.org/data/v1/epss?cve=CVE-2021-3461
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1941565
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-cm29-6wx7-p874
cvssv3.1 7.1 https://github.com/keycloak/keycloak/issues/11203
generic_textual HIGH https://github.com/keycloak/keycloak/issues/11203
cvssv2 3.3 https://nvd.nist.gov/vuln/detail/CVE-2021-3461
cvssv3 7.1 https://nvd.nist.gov/vuln/detail/CVE-2021-3461
cvssv3.1 7.1 https://nvd.nist.gov/vuln/detail/CVE-2021-3461
archlinux Low https://security.archlinux.org/AVG-1994
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3461.json
https://api.first.org/data/v1/epss?cve=CVE-2021-3461
https://github.com/keycloak/keycloak/issues/11203
1941565 https://bugzilla.redhat.com/show_bug.cgi?id=1941565
ASA-202106-19 https://security.archlinux.org/ASA-202106-19
AVG-1994 https://security.archlinux.org/AVG-1994
cpe:2.3:a:redhat:keycloak:9.0.13:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:keycloak:9.0.13:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:single_sign-on:7.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:7.4.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:single_sign-on:7.4.7:*:*:*:*:*:*:*
CVE-2021-3461 https://nvd.nist.gov/vuln/detail/CVE-2021-3461
GHSA-cm29-6wx7-p874 https://github.com/advisories/GHSA-cm29-6wx7-p874
RHSA-2021:2063 https://access.redhat.com/errata/RHSA-2021:2063
RHSA-2021:2064 https://access.redhat.com/errata/RHSA-2021:2064
RHSA-2021:2065 https://access.redhat.com/errata/RHSA-2021:2065
RHSA-2021:2070 https://access.redhat.com/errata/RHSA-2021:2070
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3461.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Found at https://github.com/keycloak/keycloak/issues/11203
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-3461
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-3461
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-3461
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.03464
EPSS Score 0.00022
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.