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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 5.5 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1388988	Issue Tracking
https://access.redhat.com/errata/RHSA-2017:0873	Vendor Advisory
https://access.redhat.com/errata/RHSA-2017:0872	Vendor Advisory
http://www.securitytracker.com/id/1038180	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/97392	Third Party Advisory VDB Entry
http://rhn.redhat.com/errata/RHSA-2017-0876.html	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

OR	cpe:2.3:a:redhat:single_sign_on:7.1:::::::*
	cpe:2.3:a:redhat:single_sign_on:7.2:::::::*

OR	cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::*

Information

Published : 2018-03-12 08:29

Updated : 2019-10-09 16:20

NVD link : CVE-2016-8629

Mitre link : CVE-2016-8629

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

Advertisement

Products Affected

redhat

enterprise_linux_server
keycloak
single_sign_on

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1388988", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1388988", "tags": ["Issue Tracking"], "refsource": "CONFIRM"}, {"url": "https://access.redhat.com/errata/RHSA-2017:0873", "name": "RHSA-2017:0873", "tags": ["Vendor Advisory"], "refsource": "REDHAT"}, {"url": "https://access.redhat.com/errata/RHSA-2017:0872", "name": "RHSA-2017:0872", "tags": ["Vendor Advisory"], "refsource": "REDHAT"}, {"url": "http://www.securitytracker.com/id/1038180", "name": "1038180", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "http://www.securityfocus.com/bid/97392", "name": "97392", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://rhn.redhat.com/errata/RHSA-2017-0876.html", "name": "RHSA-2017:0876", "tags": ["Third Party Advisory"], "refsource": "REDHAT"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-8629", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 4.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}}, "publishedDate": "2018-03-12T15:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.4.0"}]}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:redhat:single_sign_on:7.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:redhat:single_sign_on:7.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}, {"cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-10-09T23:20Z"}