Untrusted TLS server certs verification is not present (CVE-2019-5729)

Description

At the time of this announcement, Splunk is not aware of any cases where these vulnerabilities have been actively exploited. Previous Product Security Announcements can be found on our Splunk Product Security Portal. Use SPL numbers when referencing issues in communication with Splunk. If there is no Common Vulnerabilities and Exposures (CVE) identifier listed with a vulnerability, it will be added once it is assigned by a CVE Numbering Authority. To standardize the calculation of severity scores for each vulnerability, when appropriate, Splunk uses Common Vulnerability Scoring System version 3.0 (CVSS v3.0).

Affected Products and Components

Untrusted TLS server certs verification is not present (CVE-2019-5729)

Affected Product Versions

• Splunk-SDK-Python version before 1.6.6.
• Affected Components: All Splunk Enterprise components running Splunk Web.

Mitigation and Upgrades

To mitigate these issues, Splunk recommends upgrading to latest splunk-sdk-python library

Vulnerability Descriptions and Ratings

Untrusted TLS server certs verification is not present (CVE-2019-5729)

Description

Splunk-SDK-Python version before 1.6.6 does not properly verify untrusted TLS server certificates. This could would permit man-in-the-middle attacks.

Credits

Splunk would like to thank ‘The Upside Travel Company’ for reporting this issue.

CVSS Severity (version 3.0):

CVSS Base Score 7.4 CVSS Impact Subscore 5.2 CVSS Exploitability Subscore 2.2 Overall CVSS Score 7.4

Document History

• 2019-Jan-14: Rev 1. Initial Release