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Vulnerability details: VCID-fccp-mqrj-aaaj
Vulnerability ID VCID-fccp-mqrj-aaaj
Aliases CVE-2020-14302
Summary Authentication Bypass by Capture-replay A flaw was found in Keycloak where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same `state` parameter. This flaw allows a malicious user to perform replay attacks.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-294 Authentication Bypass by Capture-replay
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 Low https://access.redhat.com/errata/RHSA-2021:0967
rhas Low https://access.redhat.com/errata/RHSA-2021:0968
rhas Low https://access.redhat.com/errata/RHSA-2021:0969
rhas Moderate https://access.redhat.com/errata/RHSA-2021:0974
cvssv3 3.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14302.json
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00054 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00154 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
epss 0.00286 https://api.first.org/data/v1/epss?cve=CVE-2020-14302
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1849584
cvssv2 4.0 https://nvd.nist.gov/vuln/detail/CVE-2020-14302
cvssv3 4.9 https://nvd.nist.gov/vuln/detail/CVE-2020-14302
cvssv3.1 4.9 https://nvd.nist.gov/vuln/detail/CVE-2020-14302
archlinux High https://security.archlinux.org/AVG-1926
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14302.json
https://api.first.org/data/v1/epss?cve=CVE-2020-14302
1849584 https://bugzilla.redhat.com/show_bug.cgi?id=1849584
ASA-202105-6 https://security.archlinux.org/ASA-202105-6
AVG-1926 https://security.archlinux.org/AVG-1926
cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
CVE-2020-14302 https://nvd.nist.gov/vuln/detail/CVE-2020-14302
RHSA-2021:0967 https://access.redhat.com/errata/RHSA-2021:0967
RHSA-2021:0968 https://access.redhat.com/errata/RHSA-2021:0968
RHSA-2021:0969 https://access.redhat.com/errata/RHSA-2021:0969
RHSA-2021:0974 https://access.redhat.com/errata/RHSA-2021:0974
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-14302.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: AV:N/AC:L/Au:S/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14302
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:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14302
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:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-14302
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 0.23916
EPSS Score 0.00054
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.