CVE-2023-38149: Microsoft Windows 10 Version 1809 · Uncontrolled Resource Consumption
Affects Microsoft Windows 10 Version 1809Source CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 10:12 UTC
- EPSS
- 4.4% chance of exploitation in 30 days – higher than 91% 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:CExploitation evidence
Disclosed: evidence found.
CVE published 12 Sep 2023
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Microsoft Windows 10 Version 1809 | Affected
| Fixed in– |
AI-suggested
- Verify and apply any available security patches or updates from Microsoft for Windows 10 Version 1809. If patches are not yet available, consider upgrading affected systems to a supported Windows version with ongoing security updates.
- Implement network-level filtering to block or rate-limit suspicious or malformed TCP/IP traffic that could trigger the vulnerability.
- Deploy intrusion detection and prevention systems (IDS/IPS) with signatures or heuristics capable of detecting anomalous network traffic patterns indicative of resource exhaustion attacks.
- Monitor system performance and network traffic for signs of resource exhaustion or denial of service conditions, enabling rapid detection and response.
- Segment networks to isolate legacy Windows 10 Version 1809 systems from untrusted or public networks, reducing exposure to remote attacks.
- Conduct regular vulnerability assessments and penetration testing focused on legacy systems to identify and remediate exposure.
- Educate IT and security teams about the vulnerability to ensure timely response and mitigation efforts.
- Develop and test incident response plans specifically addressing denial of service scenarios impacting critical Windows hosts.
Description
Windows TCP/IP Denial of Service Vulnerability