Openshift Container Platform up to 3.6 API Service out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Openshift Container Platform up to 3.6. This impacts an unknown function of the component API Service. The manipulation results in out-of-bounds write. This vulnerability is known as CVE-2018-14632. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in Openshift Container Platform up to 3.6 (Virtualization Software). Affected is an unknown code block of the component API Service. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. CVE summarizes:

An out of bound write can occur when patching an Openshift object using the 'oc patch' functionality in OpenShift Container Platform before 3.7. An attacker can use this flaw to cause a denial of service attack on the Openshift master api service which provides cluster management.

The bug was discovered 09/06/2018. The weakness was published 09/06/2018 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2018-14632 since 07/27/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The requirement for exploitation is a authentication. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 119406 (RHEL 7 : OpenShift Container Platform 3.7 (RHSA-2018:2906)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 237268 (Red Hat Update for OpenShift Container Platform 3.7 (RHSA-2018:2906)).

Upgrading to version 3.7 eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119406) and SecurityFocus (BID 106068†). Similar entry is available at VDB-127501. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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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Nessus ID: 119406
Nessus Name: RHEL 7 : OpenShift Container Platform 3.7 (RHSA-2018:2906)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Container Platform 3.7
Patch: github.com

Timelineinfo

07/27/2018 🔍
09/06/2018 +41 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
09/06/2018 +0 days 🔍
11/21/2018 +76 days 🔍
12/04/2018 +13 days 🔍
12/04/2018 +0 days 🔍
05/07/2023 +1615 days 🔍

Sourcesinfo

Advisory: RHSA-2018:2906
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14632 (🔍)
GCVE (CVE): GCVE-0-2018-14632
GCVE (VulDB): GCVE-100-123660
SecurityFocus: 106068 - Kubernetes API Server CVE-2018-1002105 Remote Privilege Escalation Vulnerability

See also: 🔍

Entryinfo

Created: 09/06/2018 20:54
Updated: 05/07/2023 11:43
Changes: 09/06/2018 20:54 (58), 03/21/2020 08:43 (11), 05/07/2023 11:35 (4), 05/07/2023 11:43 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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