VulnerabilityAnalyzed

CVE-2023-41265

Qlik Sense HTTP Tunneling Vulnerability

KEVCRITICAL 9.9EPSS 88.2%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 28 December 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

An HTTP Request Tunneling vulnerability found in Qlik Sense Enterprise for Windows for 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 allows a remote attacker to elevate their privilege by tunneling HTTP requests in the raw HTTP request. This allows them to send requests that get executed by the backend server hosting the repository application. This is fixed in August 2023 IR, May 2023 Patch 4, February 2023 Patch 8, November 2022 Patch 11, and August 2022 Patch 13.

CVSS 3.1: 9.9 CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS: 88.22% probability · 100th percentile
CISA KEV: Listed 7 December 2023 · due 28 December 2023 · used in ransomware campaigns
Weakness: CWE-444
Affected: qlik/qlik sense
Source: cve@mitre.org

CISA notes

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. https://community.qlik.com/t5/Official-Support-Articles/Critical-Security-fixes-for-Qlik-Sense-Enterprise-for-Windows/ta-p/2110801; https://nvd.nist.gov/vuln/detail/CVE-2023-41265

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.