CVE-2024-43451 · netVigilance record NV24-0158
Microsoft Windows NTLMv2 Hash Disclosure Spoofing
past due
What to do
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA deadline 2024-12-03 · passed 1 year 9 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Microsoft Windows contains an NTLMv2 hash spoofing vulnerability that could result in disclosing a user's NTLMv2 hash to an attacker via a file open operation. The attacker could then leverage this hash to impersonate that user.
Who is affected
Microsoft Windows. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-73.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year 9 months ago
Sources
- NVD entry for CVE-2024-43451 nvd.nist.gov/vuln/detail/CVE-2024-43451
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- msrc.microsoft.com msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43451
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2024-43451