A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests, aka 'Windows SMB Remote Code Execution Vulnerability'.
Loading...
Loading...
This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 59.5%, top 2% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests, aka 'Windows SMB Remote Code Execution Vulnerability'.
June 9, 2020
November 21, 2024
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
POC exploit for SMBLost vulnerability (CVE-2020-1301)
Open source ↗See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-1301
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.
msrc