Actively exploited in the wild
Qlik Sense HTTP Tunneling Vulnerability
Qlik - Sense · Listed in the CISA KEV since 2025-01-13. This indicates confirmed attacks in production environments.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CVE-2023-48365
CriticalCVSS 9.6KEVSummary
Qlik Sense Enterprise for Windows before August 2023 Patch 2 allows unauthenticated remote code execution, aka QB-21683. Due to improper validation of HTTP headers, a remote attacker is able to elevate their privilege by tunneling HTTP requests, allowing them to execute HTTP requests on the backend server that hosts the repository application.
Risk Assessment
An unauthenticated attacker can execute arbitrary code on the server, leading to full compromise of the Qlik Sense system.
Recommendation
Update Qlik Sense Enterprise for Windows to August 2023 Patch 2 or later.
Other vulnerabilities in Qlik Sense Enterprise for Windows
See all- CVE-2023-41266HighActively exploited
A path traversal vulnerability was found in Qlik Sense Enterprise for Windows in versions up to May 2023 Patch 3, February 2023 Patch 7, November 2022 Patch 10, and August 2022 Patch 12. This allows an unauthenticated remote attacker to generate an anonymous session and transmit HTTP requests to unauthorized endpoints.
- CVE-2023-41265CriticalActively exploited
An HTTP Request Tunneling vulnerability was found in Qlik Sense Enterprise for Windows affecting versions May 2023 Patch 3 and earlier, February 2023 Patch 7 and earlier, November 2022 Patch 10 and earlier, and August 2022 Patch 12 and earlier. This allows a remote attacker to elevate their privilege by tunneling HTTP requests in the raw HTTP request.
Original NVD description (English source)
Qlik Sense Enterprise for Windows before August 2023 Patch 2 allows unauthenticated remote code execution, aka QB-21683. Due to improper validation of HTTP headers, a remote attacker is able to elevate their privilege by tunneling HTTP requests, allowing them to execute HTTP requests on the backend server that hosts the repository application. The fixed versions are August 2023 Patch 2, May 2023 Patch 6, February 2023 Patch 10, November 2022 Patch 12, August 2022 Patch 14, May 2022 Patch 16, February 2022 Patch 15, and November 2021 Patch 17. NOTE: this issue exists because of an incomplete fix for CVE-2023-41265.