CVE-2026-32623
HighSummary
xrdp to serwer RDP typu open source. W wersjach do 0.10.5 występuje podatność na przepełnienie bufora w module NeutrinoRDP, która może prowadzić do uszkodzenia pamięci, a w konsekwencji do Denial of Service (DoS) lub zdalnego wykonania kodu (RCE).
Risk Assessment
Złośliwy serwer RDP lub atakujący przeprowadzający atak typu Man-in-the-Middle mogą wykorzystać tę podatność, co stwarza poważne zagrożenie dla bezpieczeństwa systemów korzystających z xrdp.
Recommendation
Zaleca się aktualizację do wersji 0.10.6, aby usunąć tę podatność. Użytkownicy powinni również sprawdzić, czy moduł NeutrinoRDP jest zbudowany, używając polecenia xrdp -v.
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Original NVD description (English source)
xrdp is an open source RDP server. Versions through 0.10.5 contain a heap-based buffer overflow vulnerability in the NeutrinoRDP module. When proxying RDP sessions from xrdp to another server, the module fails to properly validate the size of reassembled fragmented virtual channel data against its allocated memory buffer. A malicious downstream RDP server (or an attacker capable of performing a Man-in-the-Middle attack) could exploit this flaw to cause memory corruption, potentially leading to a Denial of Service (DoS) or Remote Code Execution (RCE). The NeutrinoRDP module is not built by default. This vulnerability only affects environments where the module has been explicitly compiled and enabled. Users can verify if the module is built by checking for --enable-neutrinordp in the output of the xrdp -v command. This issue has been fixed in version 0.10.6.

