What is CVE-2021-22927?

CVE-2021-22927 is a high-severity vulnerability in Citrix Application_delivery_controller, classified under Session Fixation. CVSS score: 8.1/10. Published 2021-08-05.

How severe is CVE-2021-22927?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Citrix Application_delivery_controller

CVE-2021-22927

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.

EPSS: 0.008 (53.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Citrix Application_delivery_controller
Citrix Application_delivery_controller_firmware
Citrix Gateway
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

Weakness classification (CWE)

CWE-384 — Session Fixation

References

support@hackerone.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22927?: CVE-2021-22927 is a high-severity vulnerability in Citrix Application_delivery_controller, classified under Session Fixation. CVSS score: 8.1/10. Published 2021-08-05.
How severe is CVE-2021-22927?: High severity. CVSS v3 base score is 8.1 out of 10.