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Vulnerability details: VCID-85y2-ejk7-qud9
Vulnerability ID VCID-85y2-ejk7-qud9
Aliases CVE-2017-2585
GHSA-w6gv-3r3v-gwgj
Summary Information Exposure Keycloak has an implementation of HMAC verification for JWS tokens that uses a method that runs in non-constant time, potentially leaving the application vulnerable to timing attacks.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-385 Covert Timing Channel
System Score Found at
cvssv3.1 5.9 http://rhn.redhat.com/errata/RHSA-2017-0876.html
generic_textual MODERATE http://rhn.redhat.com/errata/RHSA-2017-0876.html
cvssv3.1 5.9 https://access.redhat.com/errata/RHSA-2017:0872
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2017:0872
cvssv3.1 5.9 https://access.redhat.com/errata/RHSA-2017:0873
generic_textual MODERATE https://access.redhat.com/errata/RHSA-2017:0873
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-2585.json
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2017-2585
cvssv3.1 5.9 https://bugzilla.redhat.com/show_bug.cgi?id=1412376
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=1412376
cvssv3.1 5.9 https://github.com/advisories/GHSA-w6gv-3r3v-gwgj
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-w6gv-3r3v-gwgj
generic_textual MODERATE https://github.com/advisories/GHSA-w6gv-3r3v-gwgj
cvssv3.1 5.9 https://nvd.nist.gov/vuln/detail/CVE-2017-2585
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2017-2585
cvssv3.1 5.9 https://web.archive.org/web/20170420113802/http://www.securitytracker.com/id/1038180
generic_textual MODERATE https://web.archive.org/web/20170420113802/http://www.securitytracker.com/id/1038180
cvssv3.1 5.9 https://web.archive.org/web/20200227175650/http://www.securityfocus.com/bid/97393
generic_textual MODERATE https://web.archive.org/web/20200227175650/http://www.securityfocus.com/bid/97393
Reference id Reference type URL
http://rhn.redhat.com/errata/RHSA-2017-0876.html
https://access.redhat.com/errata/RHSA-2017:0872
https://access.redhat.com/errata/RHSA-2017:0873
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-2585.json
https://api.first.org/data/v1/epss?cve=CVE-2017-2585
https://bugzilla.redhat.com/show_bug.cgi?id=1412376
https://web.archive.org/web/20170420113802/http://www.securitytracker.com/id/1038180
https://web.archive.org/web/20200227175650/http://www.securityfocus.com/bid/97393
http://www.securityfocus.com/bid/97393
http://www.securitytracker.com/id/1038180
CVE-2017-2585 https://nvd.nist.gov/vuln/detail/CVE-2017-2585
GHSA-w6gv-3r3v-gwgj https://github.com/advisories/GHSA-w6gv-3r3v-gwgj
RHSA-2017:0876 https://access.redhat.com/errata/RHSA-2017:0876
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at http://rhn.redhat.com/errata/RHSA-2017-0876.html
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/errata/RHSA-2017:0872
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/errata/RHSA-2017:0873
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-2585.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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=1412376
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/advisories/GHSA-w6gv-3r3v-gwgj
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-2585
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://web.archive.org/web/20170420113802/http://www.securitytracker.com/id/1038180
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:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://web.archive.org/web/20200227175650/http://www.securityfocus.com/bid/97393
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 0.71308
EPSS Score 0.00671
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:47:36.588089+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/keycloak-connect/CVE-2017-2585.yml 38.0.0