PT-2021-12729 · Citrix · Citrix Netscaler Gateway+1

Published 2021-06-16 · Updated 2022-09-20 · CVE-2020-8300

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Citrix ADC and Citrix/NetScaler Gateway versions prior to 13.0-82.41 Citrix ADC and Citrix/NetScaler Gateway versions prior to 12.1-62.23 Citrix ADC and Citrix/NetScaler Gateway versions prior to 11.1-65.20 Citrix ADC 12.1-FIPS versions prior to 12.1-55.238

Description: The issue allows for improper access control, enabling SAML authentication hijack through a phishing attack. This can result in the theft of a valid user session. For this to be possible, Citrix ADC or Citrix Gateway must be configured as a SAML SP or a SAML IdP.

Recommendations: For versions prior to 13.0-82.41, update to version 13.0-82.41 or later. For versions prior to 12.1-62.23, update to version 12.1-62.23 or later. For versions prior to 11.1-65.20, update to version 11.1-65.20 or later. For Citrix ADC 12.1-FIPS versions prior to 12.1-55.238, update to version 12.1-55.238 or later.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2020-8300

Affected Products

Citrix Adc

Citrix Netscaler Gateway

References · 6

• https://support.citrix.com/article/CTX297155 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-8300 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8300 · Security Note
• https://t.me/cvenotify/16448 · Telegram Post
• https://t.me/cybersecuritytechnologies/3639 · Telegram Post
• https://t.me/cvenotify/36531 · Telegram Post