CVE-2019-11490

Name: CVE-2019-11490
Creator: NVD / NIST
Published: 2019-04-24T03:29:00.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.71%

Last modified Jun 17, 2026

CVE-2019-11490 is a vulnerability of currently unknown severity. An issue was discovered in Npcap 0.992. Sending a malformed .pcap file with the loopback adapter using either pcap_sendqueue_queue() or pcap_sendqueue_transmit() results in kernel pool corruption. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

An issue was discovered in Npcap 0.992. Sending a malformed .pcap file with the loopback adapter using either pcap_sendqueue_queue() or pcap_sendqueue_transmit() results in kernel pool corruption. This could lead to arbitrary code executing inside the Windows kernel and allow escalation of privileges.

Metrics

EPSS Probability

0.71%

48.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-415

Affected Software

Vendor	Product	Versions
Nmap	Npcap	0.992

References

https://github.com/nmap/nmap/issues/1568Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/nmap/nmap/issues/1568Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Apr 24, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-11490?

How severe is CVE-2019-11490?

Severity scoring for CVE-2019-11490 is pending analysis. The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.

How do I fix CVE-2019-11490?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11490?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST