CVE-2026-121960FreeRDP before 3.32.2 Unauthenticated Denial of Service via CredSSP TSRequest

Beschreibung

FreeRDP before 3.32.2 contains a denial of service vulnerability in the NLA-enabled shadow server when a CredSSP TSRequest omits negoTokens. Unauthenticated attackers can send a crafted seven-byte TSRequest containing only the version field to trigger a fatal WINPR_ASSERT and abort the server process.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• GitHub Security Advisory (GHSA-3pg4-5r42-wxvj) vendor-advisoryExploitMitigationVendor Advisory
• VulnCheck Advisory: FreeRDP before 3.32.2 Unauthenticated Denial of Service via CredSSP TSRequest third-party-advisoryThird Party Advisory