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Rdp

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medium advisory

Remote Desktop File Opened from Suspicious Path

Adversaries may abuse RDP files delivered via phishing from suspicious locations to gain unauthorized access to systems.

M365 Defender +4 initial-access rdp phishing windows
2r 2t
medium advisory

Oracle VirtualBox Unauthenticated RDP Denial-of-Service Vulnerability (CVE-2026-35245)

An unauthenticated attacker with network access via RDP can exploit CVE-2026-35245 in Oracle VM VirtualBox version 7.2.6 to cause a denial-of-service (DOS) condition.

virtualbox rdp dos cve-2026-35245
2r 1t 1c
high advisory

Multiple Vulnerabilities in FreeRDP Allow Remote Code Execution and DoS

An anonymous remote attacker can exploit multiple vulnerabilities in FreeRDP to potentially execute arbitrary code, cause a denial-of-service condition, manipulate data, disclose confidential information, or perform other unspecified attacks.

freerdp vulnerability rdp
2r 5t
medium advisory

Suspicious RDP File Execution

This rule identifies attempts to open a remote desktop file from suspicious paths, indicative of adversaries abusing RDP files for initial access via phishing.

rdp phishing initial-access windows
2r 2t
medium advisory

Windows Remote Desktop Spoofing Vulnerability (CVE-2026-26151)

CVE-2026-26151 is a spoofing vulnerability in Windows Remote Desktop due to an insufficient UI warning for dangerous operations, allowing an unauthorized attacker to perform spoofing over a network.

cve-2026-26151 rdp spoofing windows
2r 2t 1c
medium advisory

FreeRDP Heap-Buffer-Overflow Vulnerability (CVE-2026-33982)

A heap-buffer-overflow read vulnerability exists in FreeRDP versions prior to 3.24.2, specifically in the winpr_aligned_offset_recalloc() function, potentially leading to denial of service or information disclosure.

freerdp heap-buffer-overflow cve-2026-33982 rdp
2r 3t 1c 1i
high advisory

Multiple Vulnerabilities in FreeRDP Allow for DoS and Potential Code Execution

A remote, anonymous attacker can exploit multiple vulnerabilities in FreeRDP to cause a denial of service or potentially execute arbitrary program code.

freerdp rdp vulnerability denial-of-service code-execution
2r 2t
low advisory

Spike in Number of RDP Connections from a Single Source IP

A machine learning job detected a high count of destination IPs establishing RDP connections with a single source IP, indicating potential lateral movement attempts after initial compromise.

lateral-movement rdp elastic
2r 2t
low advisory

Unusually High Mean of RDP Session Duration Detected by Machine Learning

A machine learning job detected an unusually high mean of RDP session duration, indicative of potential lateral movement or persistent access attempts by adversaries abusing RDP.

lateral-movement rdp machine-learning
3r 2t
medium advisory

RDP (Remote Desktop Protocol) from the Internet

This rule detects network events indicative of RDP traffic originating from the internet, which poses a significant security risk due to its frequent exploitation as an initial access or backdoor vector.

command-and-control lateral-movement initial-access rdp
2r 3t 1c
high advisory

Windows Remote Desktop Network Bruteforce Attempt

This detection identifies potential RDP brute force attacks by monitoring network traffic for RDP application activity by detecting source IPs that have made more than 10 connection attempts to the same RDP port on a host within a one-hour window.

Secure Access Firewall +3 rdp bruteforce credential-access windows network
2r 1t
medium advisory

RDP Enabled via Registry Modification

An adversary may enable Remote Desktop Protocol (RDP) access by modifying the `fDenyTSConnections` registry key, potentially indicating lateral movement preparation or defense evasion.

Microsoft Defender XDR +1 lateral-movement defense-evasion rdp registry-modification
2r 2t
medium advisory

Netsh Used to Enable Remote Desktop Protocol (RDP) in Windows Firewall

Adversaries may use the `netsh.exe` utility to enable inbound Remote Desktop Protocol (RDP) connections in the Windows Firewall, potentially allowing unauthorized remote access to compromised systems.

Windows Firewall +4 defense-evasion lateral-movement windows netsh rdp
2r 2t