High severity7.5NVD Advisory· Published Jul 10, 2020· Updated Jun 17, 2026

CVE-2020-8187

Description

Improper input validation in Citrix ADC and Citrix Gateway versions before 11.1-63.9 and 12.0-62.10 allows unauthenticated users to perform a denial of service attack.

Affected products

Citrix/ADC and Gatewaydescription
Citrix Systems/Gatewayllm-fuzzy
Range: <12.0-62.10
Citrix Systems/ADCllm-fuzzy
Range: <11.1-63.9
Citrix Systems/Netscaler Application Delivery Controller
cpe:2.3:o:citrix:application_delivery_controller_firmware:*:*:*:*:*:*:*:*
Range: >=11.1,<11.1-63.9
Citrix Systems/Netscaler Gateway Firmware
cpe:2.3:o:citrix:netscaler_gateway_firmware:*:*:*:*:*:*:*:*
Range: >=11.1,<11.1-63.9

Patches

Vulnerability mechanics

References

support.citrix.com/article/CTX276688nvdVendor Advisory

News mentions

No linked articles in our index yet.

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epss	0.002
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ransomware	0.000