VDB-105635 · CVE-2017-8037 · BID 100448

Cloud Foundry CAPI Request File 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 (≈)
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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.
6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Cloud Foundry. It has been classified as problematic. This affects an unknown part of the component CAPI Request Handler. The manipulation leads to information disclosure (File). This vulnerability is referenced as CVE-2017-8037. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cloud Foundry (Cloud Software) (unknown version). This issue affects an unknown code block of the component CAPI Request Handler. The manipulation with an unknown input leads to a information disclosure vulnerability (File). Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

In Cloud Foundry Foundation CAPI-release versions after v1.6.0 and prior to v1.38.0 and cf-release versions after v244 and prior to v270, there is an incomplete fix for CVE-2017-8035. If you took steps to remediate CVE-2017-8035 you should also upgrade to fix this CVE. A carefully crafted CAPI request from a Space Developer can allow them to gain access to files on the Cloud Controller VM for that installation, aka an Information Leak / Disclosure.

The bug was discovered 08/07/2017. The weakness was published 08/21/2017 (Website). It is possible to read the advisory at cloudfoundry.org. The identification of this vulnerability is CVE-2017-8037 since 04/21/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

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

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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

Name: File
Class: Information disclosure / File
CWE: CWE-200 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/21/2017 🔍
08/07/2017 +108 days 🔍
08/21/2017 +14 days 🔍
08/21/2017 +0 days 🔍
08/22/2017 +1 days 🔍
01/09/2021 +1236 days 🔍

Sourcesinfo

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

CVE: CVE-2017-8037 (🔍)
GCVE (CVE): GCVE-0-2017-8037
GCVE (VulDB): GCVE-100-105635
SecurityFocus: 100448

Entryinfo

Created: 08/22/2017 11:07
Updated: 01/09/2021 19:40
Changes: 08/22/2017 11:07 (52), 11/09/2019 15:27 (8), 01/09/2021 19:40 (2)
Complete: 🔍
Cache ID: 216::103

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