CVE-2017-5607 - Information Leak / Disclosure vulnerability in Splunk

Publication

2017-04-10

Last modification

2019-03-20

Summary

Splunk Enterprise 5.0.x before 5.0.18, 6.0.x before 6.0.14, 6.1.x before 6.1.13, 6.2.x before 6.2.13.1, 6.3.x before 6.3.10, 6.4.x before 6.4.6, and 6.5.x before 6.5.3 and Splunk Light before 6.5.2 assigns the $C JS property to the global Window namespace, which might allow remote attackers to obtain sensitive logged-in username and version-related information via a crafted webpage.

Description

Splunk Enterprise is prone to an HTML injection vulnerability. Successful exploits will allow attacker-supplied HTML and script code to run in the context of the affected browser, potentially allowing the attacker to steal cookie-based authentication credentials, to control how the site is rendered to the user or gain access to sensitive information. Other attacks are also possible.

Solution

Updates are available. Please see the references or vendor advisory for more information.

Exploit

Attackers can exploit this issue using a browser or readily available tools.

Classification

CWE-200 - Information Leak / Disclosure

Risk level (CVSS AV:N/AC:M/Au:S/C:P/I:N/A:N)

Low

3.5

Access Vector

  • Network
  • Adjacent Network
  • Local

Access Complexity

  • Low
  • Medium
  • High

Authentication

  • None
  • Single
  • Multiple

Confident. Impact

  • Complete
  • Partial
  • None

Integrity Impact

  • Complete
  • Partial
  • None