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CVE-2019-18177

MEDIUM
6.5
CVSS Score
Published: December 26, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 02:24 AM UTC
3 products affected across 1 vendorGatewayApplication Delivery Controller FirmwareApplication Delivery Controller

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

In certain Citrix products, information disclosure can be achieved by an authenticated VPN user when there is a configured SSL VPN endpoint. This affects Citrix ADC and Citrix Gateway 13.0-58.30 and later releases before the CTX276688 update.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Application Delivery Controller Firmware· Citrix
95%
v < 13.0-58.30
Affected range stops below 13.0-58.30, so it looks safe — our inference, not a vendor statement
citrix-application-delivery-controller (same device)
Gateway· Citrix
95%
v < 13.0-58.30
Affected range stops below 13.0-58.30, so it looks safe — our inference, not a vendor statement
Application Delivery Controller· Citrixdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://support.citrix.com/article/CTX276688/citrix-application-delivery-controller-citrix-gateway-and-citrix-sdwan-wanop-appliance-security-update

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-200

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