CVE-2023-24486

Local ICA session takeover via undisclosed access control

Published Jul 10, 2023 · Updated Oct 25, 2024

Improper access control in Citrix Workspace app for Linux before 2302 allows local users to take over another user's launched ICA session. Citrix has not published the affected component or the access-control operation that mishandles the ICA session. Exploitation requires local access to the same computer while another user launches published desktops or applications through a vulnerable non-native client, exposing that user's Citrix Virtual Apps and Desktops session.

CVSS severity5.5
Medium
EPSS probability0.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Citrix Workspace app for Linux before 2302 allows local users to take over another user's launched ICA session. Citrix has not published the affected component or the access-control operation that mishandles the ICA session. Exploitation requires local access to the same computer while another user launches published desktops or applications through a vulnerable non-native client, exposing that user's Citrix Virtual Apps and Desktops session.

The record

CVE
CVE-2023-24486
Published
Jul 10, 2023
Updated
Oct 25, 2024
Vendor
Citrix
Product
Citrix Workspace app for Linux
Classifications
CWE-284, T1563
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 10, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 25, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <2302

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Citrix · Citrix Workspace app for Linuxversion=0 <2302

Published CVSS scores

5.5CISA-ADPCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1563Remote Service Session Hijacking

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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