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Fencer Vulns
high 7.8

CVE-2018-10809 json

In 2345 Security Guard 3.7, the driver file (2345NetFirewall.sys) allows local users to cause a denial of service (BSOD) or possibly have u…

published 2018-05-08 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-2878

cvss
7.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
1
Exploit-DB

Summary

In 2345 Security Guard 3.7, the driver file (2345NetFirewall.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x00222040. NOTE: this vulnerability exists because of an incomplete fix for CVE-2018-8873.

Timeline

  1. First public exploit (EDB-44600)
  2. Published

Exploit prediction

1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-44600 2345 Security Guard 3.7 - '2345NetFirewall.sys' Denial of Service dos, 2018-05-08
  • packetstormsecurity.com http://packetstormsecurity.com/files/147538/2345-Security-Guard-3.7-Denial-Of-Service.html referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/anhkgg/poc/tree/master/2345%20security%20guard/2345NetFirewall.sys-0x00222040 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.1 AV:L/AC:L/Au:N/C:P/I:P/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

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.