CVE-2016-0128

high-risk
Published 2016-04-12

The SAM and LSAD protocol implementations in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 do not properly establish an RPC channel, which allows man-in-the-middle attackers to perform protocol-downgrade attacks and impersonate users by modifying the client-server data stream, aka "Windows SAM and LSAD Downgrade Vulnerability" or "BADLOCK."

Do I need to act?

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60.3% chance of exploitation in next 30 days
EPSS score — higher than 40% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.8/10 Medium
NETWORK / HIGH complexity

Affected Products (10)

Affected Vendors

Microsoft

References (12)

Third Party Advisory http://badlock.org/
Third Party Advisory http://www.securitytracker.com/id/1035534
Third Party Advisory https://bto.bluecoat.com/security-advisory/sa122
Patch https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-04...
Third Party Advisory https://www.kb.cert.org/vuls/id/813296
Vendor Advisory https://www.samba.org/samba/security/CVE-2016-2118.html
Third Party Advisory http://badlock.org/
Third Party Advisory http://www.securitytracker.com/id/1035534
Third Party Advisory https://bto.bluecoat.com/security-advisory/sa122
Patch https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-04...
Third Party Advisory https://www.kb.cert.org/vuls/id/813296
Vendor Advisory https://www.samba.org/samba/security/CVE-2016-2118.html
56
/ 100
high-risk
Severity 21/34 · High
Exploitability 19/34 · Moderate
Exposure 16/34 · Moderate