CVE-2026-111880

A flaw was found in FreeRDP. An out-of-bounds write vulnerability in the server-side NT LAN Manager NTLM authentication path can result in a Denial of Service DoS. When processing authentication messages with hash callbacks enabled, FreeRDP fails to properly validate the Message Integrity Check M...

CVE-2026-111881

A flaw was found in FreeRDP. An integer underflow vulnerability exists in its bitmap image processing component due to an incorrect calculation when handling sub-byte images. A remote attacker acting as a malicious peer in a Remote Desktop Protocol RDP session can exploit this by supplying a...

CVE-2021-41160

CVE-2021-41160 FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. In affected versions a malicious server might trigger out of bound writes in a connected client. Connections using GDI or SurfaceCommands to send graphics updates to the client...

FreeRDP

FreeRDP: A Remote Desktop Protocol Implementation FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. Enjoy the freedom of using your software wherever you want, the way you want it, in a world where interoperability can finally liberate your...

FreeRDP-Out-of-Bounds-Read-CVE-2024-32459-

FreeRDP-Out-of-Bounds-Read-CVE-2024-32459- The FreeRDP-Out-of-Bounds-Read-CVE-2024-32459 vulnerability is a security flaw discovered in FreeRDP, an open-source program used for implementing the Remote Desktop Protocol RDP This vulnerability arises from input processing weaknesses, allowing an...

nlahoney

NLA Honeypot Associated Research FreeRDP-ResearchServer/: a modified FreeRDP 2.2.0 that completes a RDP handshake, kicks out the user since there are no accounts set up, and dumps the six messages into /tmp FreeRDP-Pot-Patches/: patches for FreeRDP server which is intended for production that...

BKScan

BKScan BlueKeep CVE-2019-0708 scanner that works both unauthenticated and authenticated i.e. when Network Level Authentication NLA is enabled. Requirements: A Windows RDP server If NLA is enabled on the RDP server, a valid user/password that is part of the "Remote Desktop Users" group It is based...

CVE-2026-111881

FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZEMAX - 3 to StreamZero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboardsynthesizeimageformattobmp for...

CVE-2026-111880

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATEMESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyon...

CVE-2026-111881

FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZEMAX - 3 to StreamZero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboardsynthesizeimageformattobmp for...

CVE-2026-111881

FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZEMAX - 3 to StreamZero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboardsynthesizeimageformattobmp for...

EUVD-2026-103337

FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZEMAX - 3 to StreamZero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboardsynthesizeimageformattobmp for...

CVE-2026-111881 FreeRDP 3.14.1 before 3.32.0 Integer Underflow in BMP Writer via Clipboard

FreeRDP from 3.14.1 before 3.32.0 contains an integer underflow in the WinPR BMP writer, where a mismatched stride calculation passes SIZEMAX - 3 to StreamZero for sub-byte images. A malicious RDP clipboard peer can return a crafted 1-bpp BMP processed by clipboardsynthesizeimageformattobmp for...

CVE-2026-111881

The FreeRDP software versions 3.14.1 through 3.31.x are vulnerable to an integer underflow in the WinPR BMP writer . The issue occurs when a mismatched stride calculation passes SIZE_MAX - 3 to Stream_Zero during the processing of sub-byte images. A malicious RDP clipboard peer can trigger this b...

CVE-2026-111880

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATEMESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyon...

EUVD-2026-103338

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATEMESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyon...

CVE-2026-111880

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATEMESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyon...

CVE-2026-111880 FreeRDP 2.0.0 before 3.32.0 Heap Out-of-Bounds Write via NTLM MIC Offset

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATEMESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyon...

CVE-2026-111880

FreeRDP versions 2.0.0 before 3.32.0 are vulnerable to a heap out-of-bounds write within the server hash-callback NTLM path. The root cause is a failure to validate the MIC offset , allowing unauthenticated attackers to send a crafted AUTHENTICATE_MESSAGE with a backward session-key offset and MI...

PT-2026-116452

FreeRDP versions from 2.0.0 before 3.32.0 contain a heap out-of-bounds write in the server hash-callback NTLM path that fails to validate the MIC offset. Unauthenticated attackers can send a crafted AUTHENTICATE MESSAGE with a backward session-key offset and MIC offset to write 16 zero bytes beyo...