CVE-2019-19470

Name: CVE-2019-19470
Creator: NVD / NIST
Published: 2019-12-30T18:15:16.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.95%

Last modified Jun 17, 2026

CVE-2019-19470 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Unsafe usage of .NET deserialization in Named Pipe message processing allows privilege escalation to NT AUTHORITY\SYSTEM for a local attacker. Affected product is TinyWall, all versions up to and including 2.1.12. EPSS estimates a 0.95% chance of exploitation in the next 30 days.

Description

Unsafe usage of .NET deserialization in Named Pipe message processing allows privilege escalation to NT AUTHORITY\SYSTEM for a local attacker. Affected product is TinyWall, all versions up to and including 2.1.12. Fixed in version 2.1.13.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.95%

56.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

Affected Software

Vendor	Product	Versions
Tinywall	Tinywall	< 2.1.13

References

https://gist.github.com/pylorak/7df52c9325614676e07782dbe4e81582Third Party Advisory
https://www.wilderssecurity.com/threads/beta-testing-tinywall.309739/page-62#post-2882843Third Party Advisory
https://gist.github.com/pylorak/7df52c9325614676e07782dbe4e81582Third Party Advisory
https://www.wilderssecurity.com/threads/beta-testing-tinywall.309739/page-62#post-2882843Third Party Advisory

Timeline

Published: Dec 30, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19470?

How severe is CVE-2019-19470?

CVE-2019-19470 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19470?

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-2019-19470?

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

Scan your code now

Source: NVD / NIST