CVE-2021-22927: High severity Citrix Application Delivery Controller Firmware vulnerability

Published Aug 5, 2021
·
Updated

A session fixation vulnerability exists in Citrix ADC and Citrix Gateway 13.0-82.45 when configured SAML service provider that could allow an attacker to hijack a session.

Affected Software

20 affected components
Citrix Application Delivery Controller Firmware>=11.1<11.1-65.22
Citrix Application Delivery Controller Firmware>=12.1<12.1-62.27
Citrix Application Delivery Controller Firmware>=13.0<13.0-82.45
Citrix Application Delivery Controller
Citrix Application Delivery Controller Firmware>=12.1<12.1-55.238
Citrix Mpx\/sdx 14030 Fips
Citrix Mpx\/sdx 14060 Fips
Citrix Mpx\/sdx 14080 Fips
Citrix Mpx 15030-50g Fips
Citrix Mpx 15040-50g Fips
Citrix Mpx 15060-50g Fips
Citrix Mpx 15080-50g Fips
Citrix Mpx 15100-50g Fips
Citrix Mpx 15120-50g Fips
Citrix Mpx 8905 Fips
Citrix Mpx 8910 Fips
Citrix Mpx 8920 Fips
Citrix Gateway>=12.1<12.1-62.27
Citrix Gateway>=13.0<13.0-82.45
Citrix NetScaler Gateway>=11.1<11.1-65.22

Event History

Aug 5, 2021
CVE Published
via MITRE·08:16 PM
Data Sourced
via MITRE·08:16 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-22927.

2

What is the severity of CVE-2021-22927?

The severity of CVE-2021-22927 is high (8.1).

3

What is the affected software for CVE-2021-22927?

The affected software for CVE-2021-22927 is Citrix ADC and Citrix Gateway 13.0-82.45.

4

What is the description of CVE-2021-22927?

CVE-2021-22927 is a session fixation vulnerability that exists in Citrix ADC and Citrix Gateway when configured as a SAML service provider, allowing an attacker to hijack a session.

5

How can I fix CVE-2021-22927?

To fix CVE-2021-22927, update Citrix ADC and Citrix Gateway to a version that is not affected by the vulnerability.

Contact

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