Pivotal Cloud Foundry On Demand Services SDK up to 0.23 Service Broker Invalid credentials management

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.
8.6	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Pivotal Cloud Foundry On Demand Services SDK up to 0.23. Affected is an unknown function of the component Service Broker. Performing a manipulation results in credentials management (Invalid). This vulnerability is known as CVE-2018-15759. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Pivotal Cloud Foundry On Demand Services SDK up to 0.23 (Cloud Software). It has been classified as critical. This affects an unknown code of the component Service Broker. The manipulation with an unknown input leads to a credentials management vulnerability (Invalid). CWE is classifying the issue as CWE-255. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Pivotal Cloud Foundry On Demand Services SDK, versions prior to 0.24 contain an insecure method of verifying credentials. A remote unauthenticated malicious user may make many requests to the service broker with different credentials, allowing them to infer valid credentials and gain access to perform broker operations.

The bug was discovered 11/15/2018. The weakness was published 11/19/2018 by Security Team with Digital Security (Website). The advisory is shared at pivotal.io. This vulnerability is uniquely identified as CVE-2018-15759 since 08/23/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 0.24 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106019†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Cloud Software

Name

• Pivotal Cloud Foundry On Demand Services SDK

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.7
VulDB Meta Temp Score: 8.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (Dell): 🔍

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

Name: Invalid
Class: Credentials management / Invalid
CWE: CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pivotal Cloud Foundry On Demand Services SDK 0.24

Timelineinfo

08/23/2018 🔍
11/15/2018 +84 days 🔍
11/19/2018 +4 days 🔍
11/19/2018 +0 days 🔍
11/19/2018 +0 days 🔍
11/27/2018 +8 days 🔍
06/11/2023 +1657 days 🔍

Sourcesinfo

Advisory: pivotal.io
Researcher: Security Team
Organization: Digital Security
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-15759 (🔍)
GCVE (CVE): GCVE-0-2018-15759
GCVE (VulDB): GCVE-100-127005
SecurityFocus: 106019 - Multiple Pivotal Cloud Foundry Products CVE-2018-15759 Access Bypass Vulnerability

Entryinfo

Created: 11/19/2018 20:25
Updated: 06/11/2023 08:06
Changes: 11/19/2018 20:25 (62), 04/14/2020 09:06 (6), 06/11/2023 08:06 (14)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

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