Vulnerability Details : CVE-2016-8629
Red Hat Keycloak before version 2.4.0 did not correctly check permissions when handling service account user deletion requests sent to the rest server. An attacker with service account authentication could use this flaw to bypass normal permissions and delete users in a separate realm.
Vulnerability category: BypassGain privilege
Products affected by CVE-2016-8629
- cpe:2.3:a:redhat:single_sign_on:7.1:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:single_sign_on:7.2:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-8629
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-8629
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:P/A:P |
8.0
|
4.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2016-8629
-
Assigned by: nvd@nist.gov (Primary)
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: secalert@redhat.com (Secondary)
References for CVE-2016-8629
-
https://access.redhat.com/errata/RHSA-2017:0872
RHSA-2017:0872 - Security Advisory - Red Hat Customer PortalVendor Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1388988
1388988 – (CVE-2016-8629) CVE-2016-8629 keycloak: user deletion via incorrect permissions checkIssue Tracking
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http://www.securityfocus.com/bid/97392
Keycloak CVE-2016-8629 Security Bypass VulnerabilityThird Party Advisory;VDB Entry
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https://access.redhat.com/errata/RHSA-2017:0873
RHSA-2017:0873 - Security Advisory - Red Hat Customer PortalVendor Advisory
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http://www.securitytracker.com/id/1038180
Red Hat Single Sign-On Bugs Let Remote Authenticated Users Delete User Accounts in a Different Realm and Let Remote Users Obtain Potentially Sensitive Information - SecurityTrackerThird Party Advisory;VDB Entry
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http://rhn.redhat.com/errata/RHSA-2017-0876.html
RHSA-2017:0876 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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