VDB-180265 · CVE-2021-38155 · Bug 1688137

OpenStack Keystone up to 16.0.3/17.0.0/18.0.0/19.0.0 Account Lockout information disclosure

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in OpenStack Keystone up to 16.0.3/17.0.0/18.0.0/19.0.0. This affects an unknown function of the component Account Lockout. This manipulation causes information disclosure. This vulnerability is registered as CVE-2021-38155. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in OpenStack Keystone up to 16.0.3/17.0.0/18.0.0/19.0.0 (Cloud Software) and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Account Lockout. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was published 08/07/2021 as 1688137. The advisory is shared at launchpad.net. This vulnerability is known as CVE-2021-38155. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading to version 16.0.2, 17.0.1, 18.0.1 or 19.0.1 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Cloud Software

Vendor

OpenStack

Name

Keystone

Version

License

free

Website

Vendor: https://www.openstack.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / 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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Keystone 16.0.2/17.0.1/18.0.1/19.0.1

Timelineinfo

08/06/2021 🔍
08/07/2021 +1 days 🔍
08/07/2021 +0 days 🔍
08/10/2021 +3 days 🔍

Sourcesinfo

Vendor: openstack.org

Advisory: 1688137
Status: Confirmed

CVE: CVE-2021-38155 (🔍)
GCVE (CVE): GCVE-0-2021-38155
GCVE (VulDB): GCVE-100-180265

Entryinfo

Created: 08/07/2021 06:19
Updated: 08/10/2021 14:14
Changes: 08/07/2021 06:19 (40), 08/10/2021 14:14 (2)
Complete: 🔍
Cache ID: 216::103