CVE-2019-19781
CriticalActively exploited (CISA KEV)Known to be used in ransomware campaigns
Description
An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. They allow Directory Traversal.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Citrix Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance
PublishedDec 27, 2019
First seenDec 27, 2019
Added to KEVNov 3, 2021
Weakness typeCWE-22Path traversal
How to fix
CISA required action
Apply updates per vendor instructions.
CISA due date: May 3, 2022Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| citrix application_delivery_controller_firmware | 10.5, 11.1, 12.0, 12.1, 13.0 | — |
| citrix netscaler_gateway_firmware | 10.5, 11.1, 12.0, 12.1 | — |
| citrix gateway_firmware | 13.0 | — |
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