OpenShift up to 4.7 Certificate certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenShift up to 4.7. It has been rated as critical. The affected element is an unknown function of the component Certificate Handler. Performing a manipulation results in certificate validation. This vulnerability was named CVE-2021-3636. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in OpenShift up to 4.7 (Virtualization Software). This affects an unknown function of the component Certificate Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 07/31/2021. It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2021-3636. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

Upgrading to version 4.8 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: OpenShift 4.8

Timelineinfo

07/02/2021 🔍
07/31/2021 +29 days 🔍
07/31/2021 +0 days 🔍
08/06/2021 +6 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2021-3636 (🔍)
GCVE (CVE): GCVE-0-2021-3636
GCVE (VulDB): GCVE-100-179823

Entryinfo

Created: 07/31/2021 21:19
Updated: 08/06/2021 09:03
Changes: 07/31/2021 21:19 (38), 08/06/2021 09:03 (2)
Complete: 🔍
Cache ID: 216::103

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