FreeRDP before 3.32.2 contains a denial of service vulnerability where rdg_process_packet dispatches a PKT_TYPE_EXTENDED_AUTH_MSG without verifying negotiated mode or auth context. A malicious or compromised RD Gateway can send the extended-auth packet before tunnel authentication, triggering a null-pointer dereference that crashes the client.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 03 Nov 2026 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | FreeRDP before 3.32.2 contains a denial of service vulnerability where rdg_process_packet dispatches a PKT_TYPE_EXTENDED_AUTH_MSG without verifying negotiated mode or auth context. A malicious or compromised RD Gateway can send the extended-auth packet before tunnel authentication, triggering a null-pointer dereference that crashes the client. | |
| Title | FreeRDP before 3.32.2 Denial of Service via RD Gateway extended-auth packet | |
| First Time appeared |
Freerdp
Freerdp freerdp |
|
| Weaknesses | CWE-476 | |
| CPEs | cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Freerdp
Freerdp freerdp |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-03T14:28:03.991Z
Reserved: 2026-11-03T12:27:30.908Z
Link: CVE-2026-121401
No data.
Status : Awaiting Analysis
Published: 2026-11-03T15:17:28.360
Modified: 2026-11-03T15:17:28.483
Link: CVE-2026-121401
No data.
OpenCVE Enrichment
No data.
Weaknesses