VDB-109973 · CVE-2017-14390 · BID 101972

Cloud Foundry 0.35.0 Loggregator 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 (≈)
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.
6.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in Cloud Foundry 0.35.0 and classified as problematic. The affected element is an unknown function of the component Loggregator. The manipulation leads to access control. This vulnerability is listed as CVE-2017-14390. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cloud Foundry 0.35.0 (Cloud Software). This issue affects an unknown part of the component Loggregator. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality. The summary by CVE is:

In Cloud Foundry Foundation cf-deployment v0.35.0, a misconfiguration with Loggregator and syslog-drain causes logs to be drained to unintended locations.

The bug was discovered 11/14/2017. The weakness was presented 11/27/2017 (Website). The advisory is shared at cloudfoundry.org. The identification of this vulnerability is CVE-2017-14390 since 09/12/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 13 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 101972†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

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: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
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

09/12/2017 🔍
11/14/2017 +63 days 🔍
11/27/2017 +13 days 🔍
11/27/2017 +0 days 🔍
11/27/2017 +0 days 🔍
11/27/2017 +0 days 🔍
12/10/2019 +743 days 🔍

Sourcesinfo

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

CVE: CVE-2017-14390 (🔍)
GCVE (CVE): GCVE-0-2017-14390
GCVE (VulDB): GCVE-100-109973
SecurityFocus: 101972 - Cloud Foundry cf-deployment CVE-2017-14390 Multiple Security Vulnerabilities

Entryinfo

Created: 11/27/2017 16:20
Updated: 12/10/2019 16:35
Changes: 11/27/2017 16:20 (59), 12/10/2019 16:35 (4)
Complete: 🔍
Cache ID: 216:3D1:103

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

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