Security News > 2020 > January > Attacks on ADC Ramp Up as Citrix Releases Remaining Patches
Citrix has released the full set of patches for the recently disclosed security flaw tracked as CVE-2019-19781, but attacks on vulnerable systems are ramping up.
Impacting Citrix Application Delivery Controller and Gateway, the vulnerability was disclosed in December 2019, and the first attacks targeting it followed only weeks later, shortly after PoC exploits were released.
The bug impacts ADC and Gateway versions 10.5, 11.1, 12.0, 12.1, and 13.0, as well as SD-WAN WANOP versions 10.2.6 and 11.0.3, and Citrix started rolling out patches on January 19.
On Friday, Citrix published the final set of permanent fixes for the vulnerability, for ADC and Gateway version 10.5, encouraging all customers to apply them as soon as possible.
"As with the permanent fixes made available for Citrix ADC and Citrix Gateway versions 11.1, 12.0, 12.1, 13.0, and Citrix SD-WAN 4000-WO, 5000-WO, 4100-WO, and 5100-WO earlier this week, these fixes are available to all customers regardless of whether they have an active maintenance contract with Citrix," noted Fermin J. Serna, Chief Information Security Officer at Citrix.
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Related Vulnerability
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2019-12-27 | CVE-2019-19781 | Path Traversal vulnerability in Citrix products An issue was discovered in Citrix Application Delivery Controller (ADC) and Gateway 10.5, 11.1, 12.0, 12.1, and 13.0. | 9.8 |