6.6
MEDIUM
CVE-2017-8034
"Pivotal Cloud Foundry Privilege Escalation via UAA JWT Validation Bypass"
Description

The Cloud Controller and Router in Cloud Foundry (CAPI-release capi versions prior to v1.32.0, Routing-release versions prior to v0.159.0, CF-release versions prior to v267) do not validate the issuer on JSON Web Tokens (JWTs) from UAA. With certain multi-zone UAA configurations, zone administrators are able to escalate their privileges.

INFO

Published Date :

July 17, 2017, 2:29 p.m.

Last Modified :

Nov. 21, 2024, 3:33 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

0.7
Affected Products

The following products are affected by CVE-2017-8034 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cloudfoundry cf-release
2 Cloudfoundry capi-release
3 Cloudfoundry routing-release
4 Cloudfoundry user_account_and_authentication
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2017-8034.

URL Resource
https://www.cloudfoundry.org/cve-2017-8034/ Vendor Advisory
https://www.cloudfoundry.org/cve-2017-8034/ Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2017-8034 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-8034 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.cloudfoundry.org/cve-2017-8034/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-264 CWE-565
  • Reanalysis by [email protected]

    Nov. 08, 2017

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:cloud_foundry:capi-release:1.31.0:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloud_foundry:cf-release:266:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloud_foundry:routing-release:0.158.0:*:*:*:*:*:*:* (and previous) OR *cpe:2.3:a:cloudfoundry:capi-release:1.31.0:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloudfoundry:cf-release:266:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloudfoundry:routing-release:0.158.0:*:*:*:*:*:*:* (and previous)
  • Initial Analysis by [email protected]

    Jul. 27, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:S/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.cloudfoundry.org/cve-2017-8034/ No Types Assigned https://www.cloudfoundry.org/cve-2017-8034/ Vendor Advisory
    Added CWE CWE-264
    Added CPE Configuration OR *cpe:2.3:a:cloud_foundry:capi-release:1.31.0:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloud_foundry:cf-release:266:*:*:*:*:*:*:* (and previous) *cpe:2.3:a:cloud_foundry:routing-release:0.158.0:*:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2017-8034 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2017-8034 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.00%

score

0.40900

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability