CVE-2019-1338 — Inadequate Encryption Strength in Microsoft Windows
Severity
5.9MEDIUMNVD
EPSS
6.6%
top 8.83%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 10
Latest updateMay 24
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NExploitability: 2.2 | Impact: 3.6
Affected Packages3 packages
▶CVEListV5microsoft/windows7 for 32-bit Systems Service Pack 1, 7 for x64-based Systems Service Pack 1+1
Patches
🔴Vulnerability Details
2GHSA▶
GHSA-qm7q-vxj7-9xg3: A security feature bypass vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLMv2 protec↗2022-05-24
CVEList▶
CVE-2019-1338: A security feature bypass vulnerability exists in Microsoft Windows when a man-in-the-middle attacker is able to successfully bypass the NTLMv2 protec↗2019-10-10