© 2005 - 2023 Splunk Inc. All rights reserved.
Splunk Enterprise version 6.0.6 addresses the following vulnerabilities:
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 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 2.
These vulnerabilities affect all versions of Splunk Enterprise 6.0.* before 6.0.6:
To mitigate this issue, Splunk recommends upgrading to the latest release and applying as many of the Hardening Standards from the Securing Splunk documentation as are relevant to your environment. Splunk releases are cumulative, meaning that future releases will contain fixes to these vulnerabilities, new features and other bug fixes.
Description: OpenSSL versions before 0.9.8zb, 1.0.0 before 1.0.0n, and 1.0.1 before 1.0.1i does not properly handle fragmented ClientHello messages. This permits a man-in-the-middle attack to force clients to use TLS 1.0 even when both sides support higher protocol versions. The vulnerability impacts all Splunk communications involving SSL including Universal Forwarders, Heavy Forwarders, and Splunk Web
CVSS Severity (version 2.0):
| CVSS Base Score | 4.3 |
| CVSS Impact Subscore | 4.0 |
| CVSS Exploitability Subscore | 5.5 |
| Overall CVSS Score | 4.9 |
Description: Reflective cross-site scripting (XSS) referer header vulnerability in Splunk Web in Splunk Enterprise 6.0.* before 6.0.6 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Credit
Splunk would like to thank Sanehdeep Singh / ControlCase International Pvt. Ltd, and credit with the responsible disclosure of issue SPL-85360.
CVSS Severity (version 2.0):
| CVSS Base Score | 4.3 |
| CVSS Impact Subscore | 2.9 |
| CVSS Exploitability Subscore | 8.6 |
| Overall CVSS Score | 4.3 |
© 2005 - 2023 Splunk Inc. All rights reserved.