Vulnerability Intelligence Report
Citrix ADC, Gateway, and SD-WAN WANOP Appliance Authorization Bypass Vulnerability
CVE-2020-8193
Improper access control 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 allows unauthenticated access to certain URL endpoints.
CISA KEV
Nuclei Template
SSVC: Active Exploitation
Automatable
CVSS Base Score
6.5
MEDIUM
Exploitability:3.9
Impact Score:2.6
EPSS Probability:88.41%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-284 ↗Improper Access Control - Generic (CWE-284)
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| citrix | application_delivery_controller_firmware | all |
| citrix | netscaler_gateway_firmware | all |
| citrix | gateway_firmware | all |
| citrix | sd-wan_wanop | all |
| citrix | 4000-wo | all |
| citrix | 4100-wo | all |
| citrix | 5000-wo | all |
| citrix | 5100-wo | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
88.411%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | HackerOne · Bug Bounty Provider · USA |
| Reserved | 2020-01-28T00:00:00 |
| Published | 2020-07-10T15:38:28 |
| Last Updated | 2025-10-21T23:35:40 |
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