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.
4.3	$0-$5k	0.00

A vulnerability was found in OpenStack Folsom 2012.2 (Cloud Software). It has been declared as critical. This vulnerability affects an unknown function of the component Authorization. The manipulation with an unknown input leads to a credentials management vulnerability. The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect integrity. CVE summarizes:

OpenStack Keystone Essex (2012.1) and Folsom (2012.2) does not properly handle EC2 tokens when the user role has been removed from a tenant, which allows remote authenticated users to bypass intended authorization restrictions by leveraging a token for the removed user role.

The weakness was released 12/17/2012 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2012-5571 since 10/24/2012. The attack can be initiated remotely. The successful exploitation requires a single authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1552.

The vulnerability scanner Nessus provides a plugin with the ID 63210 (Fedora 17 : openstack-keystone-2012.1.3-3.fc17 (2012-19341)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (80333) and Tenable (63210). Entries connected to this vulnerability are available at 63260 and 63195.

Productinfo

Type

• Cloud Software

Vendor

• OpenStack

Name

• Folsom

Version

• 2012.2

License

• free

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
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: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Credentials management
CWE: CWE-255
ATT&CK: T1552

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 63210
Nessus Name: Fedora 17 : openstack-keystone-2012.1.3-3.fc17 (2012-19341)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 864927
OpenVAS Name: Fedora Update for openstack-keystone FEDORA-2012-19341
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

10/24/2012 🔍
11/27/2012 +34 days 🔍
11/28/2012 +1 days 🔍
11/28/2012 +0 days 🔍
12/17/2012 +19 days 🔍
12/17/2012 +0 days 🔍
12/24/2012 +7 days 🔍
03/24/2015 +820 days 🔍
12/20/2021 +2463 days 🔍

Sourcesinfo

Vendor: openstack.org

Advisory: USN-1641-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-5571 (🔍)
OVAL: 🔍

X-Force: 80333
Vulnerability Center: 37761 - OpenStack Keystone Essex and Folsom Improper EC2 Tokens Handling Allows Remote Authentication Bypass, Medium
SecurityFocus: 56726 - OpenStack Keystone CVE-2012-5571 Security Bypass Vulnerability
Secunia: 51423 - OpenStack Keystone EC2 Credentials Validation and Token Expiration Security Bypass, Less Critical

See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 12/20/2021 22:31
Changes: 03/24/2015 12:22 (66), 04/22/2017 18:25 (7), 12/20/2021 22:11 (4), 12/20/2021 22:21 (1), 12/20/2021 22:31 (1)
Complete: 🔍

Discussion

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