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CVE-2022-34701VulnerabilityPublished Updated

CVE-2022-34701: Microsoft Windows 10 Version 1809 · Denial of Service

Affects Microsoft Windows 10 Version 1809Source CVE Database V5

0

Not known to be exploited · CVSS 7.5 High.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
2.8% chance of exploitation in 30 days – higher than 86% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Aug 2022

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Microsoft Windows 10 Version 1809Affected
  • =10.0.17763.0
Fixed in–

AI-suggested

To mitigate this vulnerability, European organizations should prioritize upgrading affected systems from Windows 10 Version 1809 to a more recent, supported Windows 10 or Windows 11 version where the vulnerability is patched or not present. If immediate upgrade is not feasible, organizations should consider disabling SSTP VPN services temporarily or restricting SSTP traffic at network perimeter devices such as firewalls and VPN gateways to trusted sources only. Implementing network-level filtering to block malformed SSTP packets or rate-limiting SSTP connections can reduce the risk of exploitation. Monitoring VPN server logs and network traffic for unusual SSTP activity or spikes in resource consumption can help detect attempted exploitation. Additionally, organizations should ensure that endpoint protection and intrusion detection systems are updated to recognize potential SSTP-based DoS attempts. Engaging with Microsoft support channels to obtain any available patches, hotfixes, or recommended workarounds is also advised. Finally, organizations should review their remote access architecture to consider alternative VPN protocols or multi-factor authentication mechanisms that may reduce reliance on SSTP.

Description

Windows Secure Socket Tunneling Protocol (SSTP) Denial of Service Vulnerability

References

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