OpenStack Neutron up to 16.4.0/17.1.2 Linuxbridge Driver access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in OpenStack Neutron up to 16.4.0/17.1.2. This issue affects some unknown processing of the component Linuxbridge Driver. The manipulation results in access control. This vulnerability is cataloged as CVE-2021-38598. The attack must originate from the local network. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in OpenStack Neutron up to 16.4.0/17.1.2 (Cloud Software). It has been classified as critical. Affected is an unknown code block of the component Linuxbridge Driver. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 08/23/2021. The advisory is shared for download at launchpad.net. This vulnerability is traded as CVE-2021-38598. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 16.4.1, 17.1.3 or 18.0.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

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: Access control
CWE: CWE-284 / CWE-266
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: Neutron 16.4.1/17.1.3/18.0.0

Timelineinfo

08/12/2021 🔍
08/23/2021 +11 days 🔍
08/23/2021 +0 days 🔍
08/25/2021 +2 days 🔍

Sourcesinfo

Vendor: openstack.org

Advisory: launchpad.net
Status: Confirmed

CVE: CVE-2021-38598 (🔍)
GCVE (CVE): GCVE-0-2021-38598
GCVE (VulDB): GCVE-100-181284

Entryinfo

Created: 08/23/2021 12:47
Updated: 08/25/2021 19:39
Changes: 08/23/2021 12:47 (39), 08/25/2021 19:39 (2)
Complete: 🔍
Cache ID: 216::103

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