PT-2023-3576 · Citrix · Citrix Netscaler Application Delivery Controller+2

Published 2023-07-18 · Updated 2024-11-21 · CVE-2023-3466

Positive Technologies (AI Summary)

CVSS v3.1

8.3

High

Base vector

AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Citrix NetScaler Application Delivery Controller versions prior to 12.1-55.297 Citrix NetScaler Application Delivery Controller versions prior to 13.0-91.13 Citrix NetScaler Application Delivery Controller versions prior to 13.1-37.159 Citrix NetScaler Application Delivery Controller versions prior to 13.1-49.13 Citrix NetScaler Application Delivery Controller version 11.1-65.22

Description The issue is related to insufficient input validation in the Citrix ADC and Citrix Gateway systems, which can be exploited by a remote attacker to execute arbitrary code in the target system using a specially crafted link. This is a case of Reflected Cross-Site Scripting (XSS).

Recommendations For Citrix NetScaler Application Delivery Controller versions prior to 12.1-55.297, update to a version that includes the necessary security patches. For Citrix NetScaler Application Delivery Controller versions prior to 13.0-91.13, update to a version that includes the necessary security patches. For Citrix NetScaler Application Delivery Controller versions prior to 13.1-37.159, update to a version that includes the necessary security patches. For Citrix NetScaler Application Delivery Controller versions prior to 13.1-49.13, update to a version that includes the necessary security patches. For Citrix NetScaler Application Delivery Controller version 11.1-65.22, update to a version that includes the necessary security patches.

Fix

RCE

XSS

Weakness Enumeration

CWE-20

CWE-79

Related Identifiers

BDU:2023-03797

CVE-2023-3466

Affected Products

Citrix Adc

Citrix Gateway

Citrix Netscaler Application Delivery Controller

References · 15

• https://osv.dev/vulnerability/CVE-2023-3466 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-03797 · Security Note
• https://support.citrix.com/article/CTX561482/citrix-adc-and-citrix-gateway-security-bulletin-for-cve20233519-cve20233466-cve20233467 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3466 · Security Note
• https://t.me/true_secator/4635 · Telegram Post
• https://rapid7.com/blog/post/2023/07/18/etr-critical-zero-day-vulnerability-in-citrix-netscaler-adc-and-netscaler-gateway · Note
• https://t.me/aptreports/14212 · Telegram Post
• https://t.me/cibsecurity/67017 · Telegram Post
• https://twitter.com/blueteamsec1/status/1692713379474116717 · Twitter Post
• https://twitter.com/rst_cloud/status/1859429559210332381 · Twitter Post
• https://twitter.com/fletch_ai/status/1689126118157156353 · Twitter Post
• https://t.me/true_secator/4688 · Telegram Post
• https://twitter.com/fletch_ai/status/1710854288988143738 · Twitter Post
• https://t.me/aptreports/14236 · Telegram Post
• https://t.me/zerodayalert/10 · Telegram Post