How severe is CVE-2019-19470?

CVE-2019-19470 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-19470 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19470?

CVE-2019-19470 affects Tinywall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-19470?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2019-19470 published?

CVE-2019-19470 was published on 2019-12-30 and last updated on 2026-06-17.

CVE-2019-19470

CVE-2019-19470 is a high-severity vulnerability in Tinywall with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Tinywall
Published: 2019-12-30
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2019-19470?: 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.
How severe is CVE-2019-19470?: CVE-2019-19470 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-19470 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19470?: CVE-2019-19470 affects Tinywall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-19470?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-19470 published?: CVE-2019-19470 was published on 2019-12-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tinywall:tinywall:*:*:*:*:*:*:*:*

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