CVE Vulnerabilities

CVE-2019-1166

Improper Validation of Integrity Check Value

Published: Oct 10, 2019 | Modified: Nov 21, 2024
CVSS 3.x
5.9
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu
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A tampering vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLM MIC (Message Integrity Check) protection, aka Windows NTLM Tampering Vulnerability.

Weakness

The product does not validate or incorrectly validates the integrity check values or “checksums” of a message. This may prevent it from detecting if the data has been modified or corrupted in transmission.

Affected Software

NameVendorStart VersionEnd Version
Windows_10Microsoft- (including)- (including)
Windows_10Microsoft1607 (including)1607 (including)
Windows_10Microsoft1703 (including)1703 (including)
Windows_10Microsoft1709 (including)1709 (including)
Windows_10Microsoft1803 (including)1803 (including)
Windows_10Microsoft1809 (including)1809 (including)
Windows_10Microsoft1903 (including)1903 (including)
Windows_7Microsoft–sp1 (including)–sp1 (including)
Windows_8.1Microsoft- (including)- (including)
Windows_rt_8.1Microsoft- (including)- (including)
Windows_server_2008Microsoft–sp2 (including)–sp2 (including)
Windows_server_2008Microsoftr2-sp1 (including)r2-sp1 (including)
Windows_server_2012Microsoft- (including)- (including)
Windows_server_2012Microsoftr2 (including)r2 (including)
Windows_server_2016Microsoft- (including)- (including)
Windows_server_2016Microsoft1803 (including)1803 (including)
Windows_server_2016Microsoft1903 (including)1903 (including)
Windows_server_2019Microsoft- (including)- (including)

Potential Mitigations

References