CVE-2023-41266KEV · OVERDUECWE-22path-traversal

Qlik Sense Path Traversal Vulnerability

High · published August 30, 2023

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 8.2. It is confirmed in active exploitation. It sits in the 99.7th percentile for exploit probability.

1030
days past CISA
deadline
CVSS v3.1
8.2
EPSS
85%
Percentile
99.7
In the wild
Confirmed
What it is

🚨 A sneaky path traversal flaw in Qlik Sense Enterprise lets attackers generate anonymous sessions without authentication—like a dinner guest slipping into the kitchen to access a secret stash! 🔥 Think of this vulnerability as an uninvited guest at a restaurant who finds a way to sneak into the kitchen, bypassing all security checks and reaching out to unauthorized recipe books. Instead of just munching on leftovers, they could start sending orders to culinary off-limits! An attacker can exploit this vulnerability to send HTTP requests to unauthorized endpoints, potentially gaining access to sensitive data or executing malicious commands. This can lead to data breaches or unauthorized manipulation within your systems—a situation that could be absolutely devastating.

Put simply

Think of this vulnerability as an uninvited guest at a restaurant who finds a way to sneak into the kitchen, bypassing all security checks and reaching out to unauthorized recipe books. Instead of just munching on leftovers, they could start sending orders to culinary off-limits! This path traversal vulnerability allows unauthenticated remote attackers to generate anonymous sessions in Qlik Sense Enterprise. By exploiting this, they can access parts of the system they shouldn't, transmitting requests to endpoints that are typically off-limits.

What to do

An attacker can exploit this vulnerability to send HTTP requests to unauthorized endpoints, potentially gaining access to sensitive data or executing malicious commands. This can lead to data breaches or unauthorized manipulation within your systems—a situation that could be absolutely devastating. Immediately patch your Qlik Sense Enterprise to at least May 2023 Patch 4 or August 2023 IR. Review your system configuration to ensure unauthorized access points are secured, and consider monitoring logs for any suspicious activity. It's crucial to act fast! You've got this! With these steps, you'll strengthen your defenses and keep the kitchen (and your data) safe! 🛡️

The record
Technical detail
CVSS v3.1
8.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.84843 · 99.7th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2023-08-30T03:15Z
KEV added
2023-12-07 · due 2023-12-28
Affected products (36)
ProductVersionsFixed in
qlik/qlik_senseall versions—
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References (5)
EPSS history
Timeline
  • 07 DEC 00:00Z
    Added to CISA KEV — remediate by Dec 28
    kev
  • 29 AUG 00:00Z
    A path traversal vulnerability found in Qlik Sense Enterprise for Windows for versions May 2023 Patch 3 and earlier, February 2023 Patch 7 and earlier…
    cvelistv5