CVE-2020-0796Critical· 10.0▾ Hadal⚠ Exploited in the wildPoC availableA remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.
▾ Hadal zone — Critical and actively exploited (CISA KEV / 0day)
impact 55 · likelihood 20 · exploitation 25 · ransomware 5
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 4 sources. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Aug 12.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Federal remediation due Aug 10, 2022
100%
Last analysed / modified upstream
Exploit-DB · 86 GitHub repos · Metasploit ×2 · Nuclei ×1 (last check)
Added to the CISA catalog on Feb 10, 2022. Federal remediation due Aug 10, 2022. View catalog ↗
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.
windows_10_1903windows_10_1909windows_server_1903windows_server_1909Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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