CVE DATABASE / CVE-2020-8195

CVE-2020-8195

Citrix ADC, Gateway, and SD-WAN WANOP Appliance Information Disclosure Vulnerability

CVSS 6.5 · MEDIUM ⚠ CISA KEV — ACTIVELY EXPLOITED

On the CISA KEV catalog

Confirmed exploited in the wild. Added 2021-11-03. Federal remediation due 2022-05-03.
Required action: Apply updates per vendor instructions.

Summary

Improper input validation in Citrix ADC and Citrix Gateway versions before 13.0-58.30, 12.1-57.18, 12.0-63.21, 11.1-64.14 and 10.5-70.18 and Citrix SDWAN WAN-OP versions before 11.1.1a, 11.0.3d and 10.2.7 resulting in limited information disclosure to low privileged users.

CVSS 3.1 breakdown

Base score	6.5 (MEDIUM)
Vector	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector	NETWORK
Attack complexity	LOW
Privileges required	LOW
User interaction	NONE
Scope	UNCHANGED
Confidentiality	HIGH
Integrity	NONE
Availability	NONE

Weakness type (CWE)

Affected products

Citrix application delivery controller firmwareCitrix netscaler gateway firmwareCitrix gateway firmwareCitrix sd-wan wanopCitrix 4000-woCitrix 4100-woCitrix 5000-woCitrix 5100-woCitrix gateway plug-in for linux

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References

Data: NIST NVD + CISA KEV. NVD last modified 2025-10-30. Always verify against the vendor advisory before acting.