KeyCloak up to 4.0.0 Session input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability was found in KeyCloak up to 4.0.0. It has been classified as problematic. This affects an unknown part of the component Session Handler. This manipulation causes input validation. This vulnerability appears as CVE-2018-10912. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in KeyCloak up to 4.0.0. Affected by this vulnerability is an unknown code block of the component Session Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

keycloak before version 4.0.0.final is vulnerable to a infinite loop in session replacement. A Keycloak cluster with multiple nodes could mishandle an expired session replacement and lead to an infinite loop. A malicious authenticated user could use this flaw to achieve Denial of Service on the server.

The bug was discovered 07/23/2018. The weakness was presented 07/23/2018 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2018-10912 since 05/09/2018. The exploitation appears to be easy. The attack can be launched remotely. The requirement for exploitation is a single authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.0.0.final eliminates this vulnerability.

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Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.9
NVD Vector: 🔍

CNA Base Score: 4.4
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: KeyCloak 4.0.0.final

Timelineinfo

05/09/2018 🔍
07/23/2018 +75 days 🔍
07/23/2018 +0 days 🔍
07/23/2018 +0 days 🔍
07/24/2018 +1 days 🔍
04/25/2023 +1736 days 🔍

Sourcesinfo

Advisory: RHSA-2018:2428
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-10912 (🔍)
GCVE (CVE): GCVE-0-2018-10912
GCVE (VulDB): GCVE-100-122113

Entryinfo

Created: 07/24/2018 09:02
Updated: 04/25/2023 13:35
Changes: 07/24/2018 09:02 (57), 03/09/2020 17:32 (2), 04/25/2023 13:30 (4), 04/25/2023 13:35 (12)
Complete: 🔍
Cache ID: 216::103

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