VDB-127939 · CVE-2018-15754 · BID 106240

Cloud Foundry UAA up to 64.x Authorization credentials management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Cloud Foundry UAA 60.x/61.x/62.x/63.x/64.x. It has been rated as critical. This impacts an unknown function of the component Authorization. This manipulation causes credentials management. The identification of this vulnerability is CVE-2018-15754. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Cloud Foundry UAA 60.x/61.x/62.x/63.x/64.x (Cloud Software) and classified as critical. Affected by this vulnerability is 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 confidentiality, integrity, and availability. The summary by CVE is:

Cloud Foundry UAA, all versions in v60.x, v61.x, v62.x, v63.x, and v64.x contain an authorization logic error. In environments with multiple identity providers that contain accounts across identity providers with the same username, a remote authenticated user with access to one of these accounts may be able to obtain a token for an account of the same username in the other identity provider.

The bug was discovered 12/10/2018. The weakness was shared 12/13/2018 (Website). It is possible to read the advisory at cloudfoundry.org. This vulnerability is known as CVE-2018-15754 since 08/23/2018. The attack can be launched remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1552 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

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 vulnerability database at SecurityFocus (BID 106240†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 4.2
CNA Vector (Dell): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Credentials management
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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2018 🔍
12/10/2018 +109 days 🔍
12/10/2018 +0 days 🔍
12/13/2018 +3 days 🔍
12/13/2018 +0 days 🔍
12/14/2018 +1 days 🔍
06/18/2023 +1647 days 🔍

Sourcesinfo

Advisory: cloudfoundry.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-15754 (🔍)
GCVE (CVE): GCVE-0-2018-15754
GCVE (VulDB): GCVE-100-127939
SecurityFocus: 106240 - Cloud Foundry UAA CVE-2018-15754 Authorization Bypass Vulnerability

Entryinfo

Created: 12/14/2018 07:33
Updated: 06/18/2023 17:59
Changes: 12/14/2018 07:33 (58), 04/20/2020 18:41 (4), 06/18/2023 17:59 (14)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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