SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-8300

Citrix ADC and Citrix/NetScaler Gateway before 13.0-82.41, 12.1-62.23, 11.1-65.20 and Citrix ADC 12.1-FIPS before 12.1-55.238 suffer from improper access control allowing SAML authentication hijack through a phishing attack to steal a valid user session.

MEDIUM 6.5EPSS 3.00%

Does this matter?

Lower severity and a low EPSS score (3.00%). Track it; it rarely justifies an emergency change on its own.

Description

Citrix ADC and Citrix/NetScaler Gateway before 13.0-82.41, 12.1-62.23, 11.1-65.20 and Citrix ADC 12.1-FIPS before 12.1-55.238 suffer from improper access control allowing SAML authentication hijack through a phishing attack to steal a valid user session. Note that Citrix ADC or Citrix Gateway must be configured as a SAML SP or a SAML IdP for this to be possible.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
3.00% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-284
Affected
citrix/gateway · citrix/netscaler gateway · citrix/application delivery controller firmware
Source
support@hackerone.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.