Remote Code Execution in Microsoft Remote Desktop Services (DejaBlue)
CVE-2019-1182 is a pre-authentication remote code execution vulnerability in Microsoft Remote Desktop Services (formerly Terminal Services). An unauthenticated attacker can exploit the flaw by connecting to the target over RDP and sending specially crafted connection requests to the Remote Desktop Service. Successful exploitation allows arbitrary code execution on the target system. The provided content states Microsoft addressed the issue by correcting how Remote Desktop Services handles connection requests. The vulnerability is commonly discussed as part of the 2019 'DejaBlue' set of RDP flaws.
Are you exposed to this one?
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A previously addressed critical Remote Desktop Services vulnerability referenced as historical context and noted in the content as actively exploited in the wild.
A Microsoft Windows Remote Desktop Services (RDP) remote code execution vulnerability referenced in the advisory update as affecting most Windows versions except XP/2003.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.