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Fencer Vulns
high 7.8

CVE-2019-1405 kev+ ransomware in the critical feed json

An elevation of privilege vulnerability exists when the Windows Universal Plug and Play (UPnP) service improperly allows COM object creatio…

published 2019-11-12 6 y ago modified 2026-08-12 2 mo ago also EUVD-2019-9962

cvss
7.8
version 3.1, CNA
cisa kev
Exploited
added 2022-03-15, used in ransomware
epss
30.2%
EPSS 30.2% chance of exploitation in 30 days, percentile 98%
public exploits
3
Metasploit, Exploit-DB

Summary

An elevation of privilege vulnerability exists when the Windows Universal Plug and Play (UPnP) service improperly allows COM object creation, aka 'Windows UPnP Service Elevation of Privilege Vulnerability'.

Patch / fix

cisa required action Apply updates per vendor instructions.

Timeline

  1. First public exploit (Metasploit exploit/windows/local/comahawk)
  2. Published
  3. CISA SSVC: exploitation active
  4. Added to CISA KEV
  5. CISA patch deadline

Known exploited

Added
4 y ago
Patch by
2022-04-05 (4 y ago)
Ransomware
Known to be used in ransomware campaigns
Required action
Apply updates per vendor instructions.
Vendor, product
Microsoft, Windows
CISA name
Microsoft Windows Universal Plug and Play (UPnP) Service Privilege Escalation Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
4 y ago

Exploit prediction

30.17% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/windows/local/comahawk Microsoft UPnP Local Privilege Elevation Vulnerability metasploit exploit, excellent rank, 2019-11-12
  • EDB-47805 Microsoft UPnP - Local Privilege Elevation (Metasploit) local, 2019-12-30
  • EDB-47684 Microsoft Windows 10 Build 1803 < 1903 - 'COMahawk' Local Privilege Escalation local, 2019-11-14

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

  • Microsoft Windows
  • Microsoft Windows Server
  • Microsoft Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Windows 10 Version 1903 for x64-based Systems
  • Microsoft Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Windows Server, version 1903 (Server Core installation)

Classification

Weakness
  • CWE-269 Improper Privilege Management

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.