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Fencer Intel
critical 9.8

CVE-2017-9769 in the critical feed json

A specially crafted IOCTL can be issued to the rzpnk.sys driver in Razer Synapse 2.20.15.1104 that is forwarded to ZwOpenProcess allowing a…

published 2017-08-02 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18699

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
85.5%
EPSS 85.5% chance of exploitation in 30 days, percentile 99.7%
public exploits
2
Metasploit, Exploit-DB

Summary

A specially crafted IOCTL can be issued to the rzpnk.sys driver in Razer Synapse 2.20.15.1104 that is forwarded to ZwOpenProcess allowing a handle to be opened to an arbitrary process.

Timeline

  1. First public exploit (Metasploit exploit/windows/local/razer_zwopenprocess)
  2. Published

Exploit prediction

85.54% chance of exploitation in the next 30 days, higher than 99.7% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Intel 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.