Vulnerability Description
A security feature bypass vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLMv2 protection if a client is also sending LMv2 responses, aka 'Windows NTLM Security Feature Bypass Vulnerability'.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 7 | - |
| Microsoft | Windows Server 2008 | - |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1338PatchVendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1338PatchVendor Advisory
FAQ
What is CVE-2019-1338?
CVE-2019-1338 is a vulnerability with a CVSS score of 5.9 (MEDIUM). A security feature bypass vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLMv2 protection if a client is also sending LMv2 responses, a...
How severe is CVE-2019-1338?
CVE-2019-1338 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-1338?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 7, Microsoft Windows Server 2008.