CVE-2019-19781
Summary
| CVE | CVE-2019-19781 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2019-12-27 14:15:00 UTC |
| Updated | 2023-01-20 16:21:00 UTC |
| 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. |
Risk And Classification
EPSS: 0.944730000 probability, percentile 0.999980000 (date 2026-04-22)
CISA KEV: Listed on 2021-11-03; due 2022-05-03; ransomware use Known
Problem Types: CWE-22
CISA Known Exploited Vulnerability
| Vendor | Citrix |
|---|---|
| Product | Application Delivery Controller (ADC), Gateway, and SD-WAN WANOP Appliance |
| Name | Citrix ADC, Gateway, and SD-WAN WANOP Appliance Code Execution Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2019-19781 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Citrix | Application Delivery Controller | - | All | All | All |
| Hardware | Citrix | Application Delivery Controller | - | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 10.5 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 11.1 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 12.0 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 12.1 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 13.0 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 10.5 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 11.1 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 12.0 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 12.1 | All | All | All |
| Operating System | Citrix | Application Delivery Controller Firmware | 13.0 | All | All | All |
| Hardware | Citrix | Gateway | - | All | All | All |
| Hardware | Citrix | Gateway | - | All | All | All |
| Operating System | Citrix | Gateway Firmware | 13.0 | All | All | All |
| Operating System | Citrix | Gateway Firmware | 13.0 | All | All | All |
| Hardware | Citrix | Netscaler Gateway | - | All | All | All |
| Hardware | Citrix | Netscaler Gateway | - | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 10.5 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 11.1 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 12.0 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 12.1 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 10.5 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 11.1 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 12.0 | All | All | All |
| Operating System | Citrix | Netscaler Gateway Firmware | 12.1 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Citrix Application Delivery Controller / Gateway Remote Code Execution / Traversal ≈ Packet Storm | MISC | packetstormsecurity.com | |
| CVE-2019-19781 - Vulnerability in Citrix Application Delivery Controller and Citrix Gateway | CONFIRM | support.citrix.com | Vendor Advisory |
| Bad Packets Report on Twitter: "Mass scanning activity detected from 82.102.16.220 (????????) checking for Citrix NetScaler Gateway endpoints vulnerable to CVE-2019-19781. Affected organizations are advised to apply the mitigation steps provided by Citrix as no patch exists yet. https://t.co/weFVYpEWi2 #threatintel… https://t.co/scWTr4TcYb" | MISC | twitter.com | |
| CVE-2019-19781 Report Request | MISC | forms.gle | |
| Citrix Application Delivery Controller / Gateway 10.5 Remote Code Execution ≈ Packet Storm | MISC | packetstormsecurity.com | |
| VU#619785 - Citrix Application Delivery Controller, Citrix Gateway, and Citrix SD-WAN WANOP web server vulnerability | CERT-VN | www.kb.cert.org | |
| Citrix ADC (NetScaler) Directory Traversal / Remote Code Execution ≈ Packet Storm | MISC | packetstormsecurity.com | |
| Over 25,000 Citrix (NetScaler) endpoints vulnerable to CVE-2019-19781 – Bad Packets | MISC | badpackets.net | |
| Citrix ADC / Gateway Path Traversal ≈ Packet Storm | MISC | packetstormsecurity.com | |
| Citrix Application Delivery Controller / Gateway Remote Code Execution ≈ Packet Storm | MISC | packetstormsecurity.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.